HT

Hiroshi Takahashi

Ricoh Company: 63 patents #122 of 9,818Top 2%
SO Sony: 58 patents #351 of 25,231Top 2%
KT Kabushiki Kaisha Toshiba: 43 patents #442 of 21,451Top 3%
Nissan Motor Co.: 34 patents #69 of 8,689Top 1%
SP Seiko Precision: 34 patents #1 of 173Top 1%
NT NTT: 31 patents #51 of 4,871Top 2%
BC Bridgestone Sports Co.: 30 patents #29 of 224Top 15%
PA Panasonic: 29 patents #544 of 21,108Top 3%
TO Toyota: 24 patents #844 of 26,838Top 4%
SI Seiko Instruments: 22 patents #62 of 1,437Top 5%
Fujitsu Limited: 22 patents #1,239 of 24,456Top 6%
NE Nec: 20 patents #500 of 14,502Top 4%
G( Gemological Institute Of America, Inc. (Gia): 18 patents #1 of 47Top 3%
TI Texas Instruments: 18 patents #707 of 12,488Top 6%
Honda Motor Co.: 17 patents #852 of 21,052Top 5%
TI Toray Industries: 13 patents #134 of 3,690Top 4%
Canon: 12 patents #5,447 of 19,416Top 30%
Sumitomo Electric Industries: 12 patents #2,165 of 21,551Top 15%
MC Mitsubishi Gas Chemical Company: 11 patents #164 of 1,727Top 10%
Mitsubishi Electric: 10 patents #2,886 of 25,717Top 15%
SE Seiko Epson: 9 patents #2,012 of 7,774Top 30%
HC Hitachi Chemical Company: 8 patents #199 of 1,946Top 15%
DI Daicel Chemical Industries: 8 patents #86 of 893Top 10%
NC Nikko Co.: 7 patents #2 of 55Top 4%
NC Nippon Electric Co.: 6 patents #12 of 792Top 2%
SC Sekisui Medical Co.: 6 patents #15 of 206Top 8%
Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%
PC Phoenix Electric Co.: 6 patents #6 of 34Top 20%
SK Showa Denko K.K.: 5 patents #278 of 1,736Top 20%
Casio Computer Co.: 5 patents #505 of 1,970Top 30%
AC Alps Electric Co.: 4 patents #470 of 2,177Top 25%
TC Taiyo Yuden Co.: 4 patents #318 of 959Top 35%
FC Fuji Electric Co.: 4 patents #717 of 2,643Top 30%
CL Central Glass Company, Limited: 4 patents #196 of 968Top 25%
KF Kanebo Foods: 4 patents #2 of 14Top 15%
OC Ohtake Root Kogyo Co.: 4 patents #2 of 3Top 70%
ML Mitsubishi Petrochemical Company Limited: 4 patents #89 of 670Top 15%
KO Konica: 4 patents #638 of 1,958Top 35%
NS Nippon Soken: 4 patents #322 of 1,540Top 25%
AB Ablic: 4 patents #35 of 167Top 25%
NC Nippon Soda Co.: 3 patents #145 of 648Top 25%
AA Aruze Gaming America: 3 patents #55 of 127Top 45%
DA Daicel: 3 patents #112 of 523Top 25%
KI Kioritz: 3 patents #60 of 197Top 35%
NP Nec Platforms: 3 patents #39 of 361Top 15%
SC Senju Metal Industry Co.: 3 patents #91 of 349Top 30%
SN Sii Nanotechnology: 3 patents #49 of 157Top 35%
SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
The General Hospital: 3 patents #583 of 3,021Top 20%
TC Toppan Printing Co.: 3 patents #268 of 1,467Top 20%
CO Comcast: 3 patents #1,192 of 4,447Top 30%
OC Olympus Optical Co.: 2 patents #1,178 of 2,334Top 55%
PK Pentel Kabushiki Kaisha: 2 patents #40 of 170Top 25%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
KC Konishiroku Photo Industry Co.: 2 patents #360 of 894Top 45%
KO Komori: 2 patents #78 of 219Top 40%
AC Asmo Co.: 2 patents #218 of 745Top 30%
SK Sekisui Kagaku Kogyo: 2 patents #64 of 395Top 20%
HC Hakko Electric Machine Works Co.: 2 patents #7 of 14Top 50%
MC Meisei Electric Co.: 2 patents #4 of 31Top 15%
OC Okamoto Glass Co.: 2 patents #2 of 14Top 15%
Mazda Motor: 2 patents #1,722 of 4,755Top 40%
L' L'Oreal: 2 patents #927 of 2,221Top 45%
AC Ajinomoto Co.: 2 patents #796 of 2,190Top 40%
TS Tokyo Broadcasting Systems: 2 patents #3 of 34Top 9%
OL Olympus: 2 patents #1,626 of 3,097Top 55%
PI Piolax: 1 patents #85 of 198Top 45%
JQ Japan Super Quartz: 1 patents #22 of 36Top 65%
RI Rimage: 1 patents #13 of 34Top 40%
SI Sankyo Oilless Industry: 1 patents #4 of 16Top 25%
SI Sanyo Chemical Industries: 1 patents #242 of 607Top 40%
IL Isuzu Motors Limited: 1 patents #414 of 908Top 50%
IC Ikegami Tsushinki Co.: 1 patents #34 of 89Top 40%
SC Semiconductor Technology Academic Research Center: 1 patents #98 of 254Top 40%
SU Subaru: 1 patents #677 of 1,436Top 50%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
CU Chiba University: 1 patents #8 of 27Top 30%
AI Aisin: 1 patents #310 of 1,000Top 35%
SS Sophia School: 1 patents #26 of 57Top 50%
AN Agfa-Gevaert Nv: 1 patents #910 of 1,819Top 55%
CC Catalysts & Chemicals Industries Co.: 1 patents #56 of 128Top 45%
TE Teac: 1 patents #255 of 440Top 60%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
AR Agency For Science, Technology And Research: 1 patents #909 of 2,337Top 40%
The Yokohama Rubber Co.: 1 patents #666 of 1,136Top 60%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
AC Adeka Argus Chemical Co.: 1 patents #35 of 63Top 60%
AC Asahi Kogyosha Co.: 1 patents #2 of 18Top 15%
TS Toshiba Industrial Products And Systems: 1 patents #25 of 65Top 40%
TK Toshiba Tec Kabushiki Kaisha: 1 patents #1,144 of 1,664Top 70%
UE US Dept of Energy: 1 patents #1,355 of 5,099Top 30%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
YO Yorozu: 1 patents #20 of 59Top 35%
AN Anritsu: 1 patents #314 of 633Top 50%
HH Hitachi High-Technologies: 1 patents #674 of 1,200Top 60%
MI Mitsuba: 1 patents #291 of 618Top 50%
LG Lion Group: 1 patents #229 of 587Top 40%
Motorola: 1 patents #6,475 of 12,470Top 55%
KM Kyushu Hitachi Maxell: 1 patents #26 of 65Top 40%
NU National University Corporation Nagoya University: 1 patents #247 of 782Top 35%
IBM: 1 patents #44,794 of 70,183Top 65%
NC New Nippon Electric Co.: 1 patents #6 of 14Top 45%
Kyocera: 1 patents #2,054 of 3,732Top 60%
NC Nippon Closures Co.: 1 patents #21 of 56Top 40%
NE Nippon Moli Energy: 1 patents #2 of 4Top 50%
KO Konica Minolta Opto: 1 patents #236 of 418Top 60%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
NC Nippon Steel & Sumikin Materials Co.: 1 patents #37 of 78Top 50%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
KU Keio University: 1 patents #190 of 781Top 25%
NI Normark Innovations: 1 patents #5 of 10Top 50%
NT Ntt Advanced Technology: 1 patents #43 of 188Top 25%
NE Ntt Electronics: 1 patents #160 of 358Top 45%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
JS Jfe Steel: 1 patents #825 of 1,401Top 60%
📍 Yokohama, NJ: #1 of 31 inventorsTop 4%
Overall (All Time): #151 of 4,157,543Top 1%
723
Patents All Time

Issued Patents All Time

Showing 501–525 of 723 patents

Patent #TitleCo-InventorsDate
5875124 Full adder circuit 1999-02-23
5849612 MOS poly-si thin film transistor with a flattened channel interface and method of producing same Yoshikazu Kojima 1998-12-15
5847845 Book document reading device Kazunori Bannai, Tetsuya Fujioka, Kazushige Taguchi, Susumu Shiina 1998-12-08
5840369 Polyimide precursor composition, polyimide composition, process for the production of said polyimide precursor composition, and process for the production of said polymide composition Masamichi Maruta, Hidehisa Nanai, Yoshihiro Moroi, Seiji Hasegawa 1998-11-24
5832578 Method of manufacturing a filter by forming strip lines on a substrate and dividing the substrate Naoki Yuda, Takayoshi Ishikawa, Thuyoshi Himori, Tomoaki Ieda 1998-11-10
5832400 Controlling vehicular driving force in anticipation of road situation on which vehicle is to run utilizing vehicular navigation system Hitoshi Kidokoro, Akira Shiratori 1998-11-03
5829125 Method of manufacturing circuit module Masayuki Fujimoto, Matsuo Nakazawa, Kazutaka Suzuki, Koichiro Isuzuku 1998-11-03
5818275 Clock signal generating circuit Shigeshi Abiko 1998-10-06
5817116 Detaching tool for a tube for medical treatment Tokuharu Hayashi 1998-10-06
5801844 Image processing apparatus Shinji Yamakawa, Yukio Sakano, Kounosuke Maruyama 1998-09-01
5798841 Book page document image reading apparatus having a page turning mechanism 1998-08-25
5794170 Downhill coasting situation detecting device for automotive vehicle Kouichi Kuroda 1998-08-11
5768225 Programmable reader for numerical information carriers such as compact discs 1998-06-16
5751854 Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system Takashi Saitoh, Yoshio Kaneko, Shigeo Kurotaka, Toshiya Hikita, Kyoji Omi +11 more 1998-05-12
5736462 Method of etching back layer on substrate Kazuhiko Tokunaga, Shunichi Yoshigoe 1998-04-07
5729509 Track crossing control for double optical disk drive device 1998-03-17
5717975 Method of and apparatus for the production of photographic proofs Hans-Juergen Rauh, Hans-Georg Schindler 1998-02-10
5712496 MOS Poly-Si thin film transistor with a flattened channel interface and method of producing same Yoshikazu Kojima 1998-01-27
5703213 Monoclonal antibodies which recognize an adenocarcinoma cell antigen Jack R. Wands 1997-12-30
5691556 Step-up semiconductor integrated circuit and electronic equipment using the semiconductor integrated circuit Yutaka Saito, Hiroshi Odagiri, Katsuhiro Horiguchi 1997-11-25
5689348 Book document reading device Kazunori Bannai, Tetsuya Fujioka, Kazushige Taguchi, Susumu Shiina 1997-11-18
5686525 Polyimide precursor composition and the production of said polyimide precursor composition Masamichi Maruta, Hidehisa Nanai, Yoshihiro Moroi, Seiji Hasegawa 1997-11-11
5682227 Royalty accounting system for a book copier Kazushige Taguchi, Tetsuya Fujioka, Kazunori Bannai, Susumu Shiina 1997-10-28
5678568 System control apparatus, medical system control apparatus and image-plane display method of medical system control apparatus Akinobu Uchikubo, Akihiro Taguchi, Junichi Onishi, Kyou Imagawa, Yasukazu Tatsumi +10 more 1997-10-21
5637385 High-strength ultra-fine fiber construction, method for producing the same and high-strength conjugate fiber Tatsuro Mizuki, Akio Tahara 1997-06-10