HT

Hiroyuki Takahashi

NE Nec Electronics: 77 patents #1 of 1,789Top 1%
RE Renesas Electronics: 62 patents #5 of 4,529Top 1%
Canon: 52 patents #676 of 19,416Top 4%
NE Nec: 51 patents #67 of 14,502Top 1%
Ricoh Company: 51 patents #217 of 9,818Top 3%
TO Toyota: 43 patents #257 of 26,838Top 1%
PE Pentax: 33 patents #33 of 761Top 5%
TL Tokyo Electron Limited: 27 patents #155 of 5,567Top 3%
HH Hitachi High-Technologies: 24 patents #165 of 1,917Top 9%
HC Hitachi Koki Co.: 20 patents #32 of 888Top 4%
HI Hitachi: 17 patents #2,231 of 28,497Top 8%
Nintendo Co.: 16 patents #95 of 1,476Top 7%
DE Denso: 14 patents #767 of 11,792Top 7%
SC Sanyo Electric Co.: 12 patents #378 of 6,347Top 6%
DI Disco: 11 patents #55 of 708Top 8%
OL Olympus: 11 patents #398 of 3,097Top 15%
AD Advantest: 10 patents #85 of 1,193Top 8%
MC Murata Manufacturing Co.: 9 patents #868 of 5,295Top 20%
Pioneer Electronic: 8 patents #194 of 1,840Top 15%
Mazda Motor: 8 patents #447 of 4,755Top 10%
AK Aisan Kogyo Kabushiki Kaisha: 8 patents #49 of 642Top 8%
HD Hitachi Displays: 8 patents #124 of 752Top 20%
TA Takata: 7 patents #88 of 608Top 15%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
PE Pentax: 6 patents #75 of 396Top 20%
TC Toyoda Gosei Co.: 6 patents #376 of 2,296Top 20%
Ngk Spark Plug Co.: 6 patents #306 of 1,594Top 20%
OC Olympus Optical Co.: 6 patents #576 of 2,334Top 25%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
MC Miyata Industry Co.: 5 patents #1 of 17Top 6%
MC Metawater Co.: 5 patents #2 of 93Top 3%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
SO Sony: 4 patents #8,966 of 25,231Top 40%
KS Kobe Steel: 4 patents #205 of 2,031Top 15%
IT Indiana University Research And Technology: 4 patents #52 of 664Top 8%
IC Idemitsu Petrochemical Co.: 3 patents #133 of 578Top 25%
FU Fujirebio: 3 patents #39 of 219Top 20%
HC Hitachi Cable: 3 patents #224 of 1,086Top 25%
HC Hitachi Device Engineering Co.: 3 patents #147 of 514Top 30%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
YH Yakult Honsha: 3 patents #70 of 410Top 20%
TC Takigen Manufacturing Co.: 3 patents #6 of 26Top 25%
TT The University Of Tokyo: 3 patents #321 of 2,633Top 15%
TC Toyo Tire & Rubber Co.: 3 patents #110 of 499Top 25%
TK Toyoda Koki Kabushiki Kaisha: 3 patents #152 of 674Top 25%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
SI Sumitomo Rubber Industries: 2 patents #809 of 1,637Top 50%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
FC Fuji Filter Manufacturing Co.: 2 patents #2 of 19Top 15%
Rohm Co.: 2 patents #1,039 of 2,292Top 50%
NC Ngk Optoceramics Co.: 2 patents #7 of 24Top 30%
CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
NC Nakata Engineering Co.: 2 patents #3 of 12Top 25%
MK Msd K.K.: 2 patents #42 of 111Top 40%
PC Pacific Industrial Co.: 2 patents #27 of 133Top 25%
TC Toshiba Battery Co.: 2 patents #56 of 145Top 40%
JL Japan Aviation Electronics Industry, Limited: 2 patents #337 of 728Top 50%
SH Shimadzu: 2 patents #805 of 2,007Top 45%
DE Dexerials: 2 patents #177 of 387Top 50%
AK Asahi Kogaku Kabushiki Kaisha: 2 patents #2 of 73Top 3%
Pioneer: 2 patents #761 of 1,730Top 45%
Y- Y-Tec: 2 patents #1 of 43Top 3%
Yamaha Motor: 2 patents #855 of 2,310Top 40%
KU Keio University: 2 patents #97 of 781Top 15%
NC Nippon Steel Chemical: 2 patents #49 of 184Top 30%
IC Idemitsu Unitech Co.: 2 patents #10 of 36Top 30%
SD Showa Denko: 2 patents #110 of 593Top 20%
SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
NI Ngk Insulators: 2 patents #947 of 2,083Top 50%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
OU Ohio State University: 2 patents #84 of 584Top 15%
SC Sumitomo Precision Products Co.: 2 patents #43 of 199Top 25%
KC Kyowa Co.: 2 patents #8 of 64Top 15%
SK Sekisui Kaseihin Kogyo: 1 patents #50 of 116Top 45%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
SC Shin-Etsu Handotai Co.: 1 patents #385 of 679Top 60%
SK Shinko Kosen Kogyo Kabushiki Kaisha: 1 patents #11 of 48Top 25%
SH Showa: 1 patents #167 of 337Top 50%
SC Stanley Electric Co.: 1 patents #550 of 1,072Top 55%
F- F-Tech: 1 patents #28 of 100Top 30%
EC Eppendorf Himac Technologies Co.: 1 patents #5 of 16Top 35%
TI Takeda Chemical Industries: 1 patents #745 of 1,420Top 55%
DI Daicel Chemical Industries: 1 patents #476 of 893Top 55%
TL Teijin Pharma Limited: 1 patents #114 of 294Top 40%
ED Empire Technology Development: 1 patents #283 of 547Top 55%
TS Tokyo Metropolitan Sewerage Service: 1 patents #13 of 34Top 40%
TO Topcon: 1 patents #425 of 684Top 65%
TO Tosoh: 1 patents #576 of 1,042Top 60%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
YE Yokogawa Hokushin Electric: 1 patents #34 of 112Top 35%
YA Yokohama Aeroquip: 1 patents #2 of 13Top 20%
YC Yutaka Giken Co.: 1 patents #56 of 161Top 35%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
KC Koki Holdings Co.: 1 patents #124 of 215Top 60%
KC Kowa Company: 1 patents #310 of 562Top 60%
KC Koyo Seiko Co.: 1 patents #363 of 749Top 50%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
MS Melexis Technologies Sa: 1 patents #58 of 88Top 70%
KW Kanto Special Steel Works: 1 patents #7 of 23Top 35%
MK Mitsubishi Kinzoku: 1 patents #108 of 280Top 40%
MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
JT Jtekt: 1 patents #1,102 of 1,969Top 60%
JE Jfe Engineering: 1 patents #11 of 75Top 15%
NA Nachi-Fujikoshi: 1 patents #16 of 136Top 15%
NO National Agriculture And Food Research Organization: 1 patents #25 of 173Top 15%
NU National University Corporation Gunma University: 1 patents #97 of 263Top 40%
HO Hoya: 1 patents #757 of 1,290Top 60%
NI Nifco: 1 patents #245 of 650Top 40%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
NI Nisshinbo Industries: 1 patents #182 of 375Top 50%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
OS Olympus Medical Systems: 1 patents #501 of 833Top 65%
GS Gvbb Holdings S.A.R.L: 1 patents #62 of 136Top 50%
FC Furukawa Co.: 1 patents #36 of 90Top 40%
FU Fujikura: 1 patents #788 of 1,407Top 60%
PV Pioneer Video: 1 patents #67 of 139Top 50%
PS Prime Planet Energy & Solutions: 1 patents #94 of 228Top 45%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
FC Favess Co.: 1 patents #6 of 31Top 20%
SC Sanyo Kiki Co.: 1 patents #4 of 10Top 40%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
📍 Yamanashi, MA: #1 of 3 inventorsTop 35%
Overall (All Time): #158 of 4,157,543Top 1%
716
Patents All Time

Issued Patents All Time

Showing 601–625 of 716 patents

Patent #TitleCo-InventorsDate
5957305 Linearly moving mechanism 1999-09-28
5946263 Memory device having separate driver sections 1999-08-31
5946423 Apparatus and method for processing images using position-dependent weighting factors Mitsuru Kurita 1999-08-31
5941580 Clamping type lock assembly 1999-08-24
5940114 Image forming apparatus for correcting positional deviations of an image Tatsuhito Kataoka, Motoaki Tahara 1999-08-17
5937917 Charging method and charging structure of combustible gas and oxidizer gas, and material to be charged by using the charging method and the charging structure Shigeru Takeyama, Takuhiro Ono, Yoshikazu Kawauchi, Kiyoshi Yamamori, Takuro KOYAMA +2 more 1999-08-17
5933373 Semiconductor memory device having constant potential generator for clamping digit lines at constant level allowing precharge transistor to slightly turn on 1999-08-03
5926453 Optical disk having first and second recording areas with wobble frequencies that do not interfere with EFM signal Eiji Muramatsu, Akiyoshi Inoue, Shoji Taniguchi, Shigenori Murakami, Toshihiko Takishita 1999-07-20
5905437 Pager with low voltage alarm 1999-05-18
5900745 Semiconductor device including input buffer circuit capable of amplifying input signal with low amplitude in high speed and under low current consumption 1999-05-04
5898655 Optical recording medium and method for setting power of laser beam 1999-04-27
5896341 Synchronous semiconductor memory circuit 1999-04-20
5889572 Liquid crystal display device Takayuki Iura, Yoshio Sugaya 1999-03-30
5877642 Latch circuit for receiving small amplitude signals 1999-03-02
5871435 Centrifuge management system Satoshi Numata, Koji Unno 1999-02-16
5852674 Apparatus and method for processing images using position-dependent weighing factor Mitsuru Kurita 1998-12-22
5818773 Semiconductor storage device 1998-10-06
5812888 Motor driven zoom camera Tadayuki Kirigaya, Masahiro Nakata, Hideaki Tsuji, Tetsuo Hosokawa 1998-09-22
5805933 Image processing apparatus, image processing method and network system 1998-09-08
5754894 Motor driven zoom camera Tadayuki Kirigaya, Masahiro Nakata, Hideaki Tsuji, Tetsuo Hosokawa 1998-05-19
5749396 Pressurized fluid supply hose and method of manufacturing the same Nobuhiko Yamamoto 1998-05-12
5713052 Camera system and photographing lens thereof Masahiro Kawasaki, Shigeru Iwamoto 1998-01-27
5708636 Tracking error signal generation device Shinichi Nagahara, Fumikazu Tahata, Hidehiro Ishii, Eiji Muramatsu, Akiyoshi Inoue 1998-01-13
5702123 Air bag apparatus for passenger seat Makoto Hamada, Hiromichi Fujishima, Masaaki Naito, Kazuya Sasaki, Jiro Tsuchiya +1 more 1997-12-30
5687127 Sense amplifier of semiconductor memory having an increased reading speed 1997-11-11