KT

Kenji Takahashi

Fujitsu Limited: 81 patents #75 of 24,456Top 1%
SO Sony: 80 patents #188 of 25,231Top 1%
Canon: 68 patents #349 of 19,416Top 2%
HI Hitachi: 36 patents #629 of 28,497Top 3%
TO Toyota: 34 patents #428 of 26,838Top 2%
PA Panasonic: 29 patents #544 of 21,108Top 3%
Sumitomo Electric Industries: 27 patents #600 of 21,551Top 3%
KT Kabushiki Kaisha Toshiba: 23 patents #1,224 of 21,451Top 6%
Mitsubishi Electric: 17 patents #1,334 of 25,717Top 6%
FU Fujikura: 15 patents #51 of 1,407Top 4%
YA Yazaki: 14 patents #291 of 3,427Top 9%
FU Fujifilm: 13 patents #684 of 4,519Top 20%
FA Fanuc: 12 patents #223 of 1,735Top 15%
NC Nkk Co.: 10 patents #32 of 1,173Top 3%
Sharp Kabushiki Kaisha: 9 patents #1,853 of 10,731Top 20%
TC Tok Bearing Co.: 9 patents #1 of 13Top 8%
MC Miyakoshi Printing Machinery Co.: 8 patents #9 of 68Top 15%
KC Koyo Seiko Co.: 8 patents #54 of 749Top 8%
IN Intel: 7 patents #5,403 of 30,777Top 20%
JS Jfe Steel: 7 patents #245 of 1,401Top 20%
HD Hitachi Denshi: 7 patents #12 of 275Top 5%
RT Renesas Technology: 7 patents #409 of 3,337Top 15%
SC Sumitomo Electric Printed Circuits: 6 patents #15 of 116Top 15%
NT NTT: 6 patents #897 of 4,871Top 20%
SC Sumitomo Chemical: 5 patents #946 of 4,033Top 25%
Rohm Co.: 5 patents #568 of 2,292Top 25%
NI Nifco: 4 patents #106 of 650Top 20%
HC Hitachi Cable: 4 patents #157 of 1,086Top 15%
Toshiba Memory: 4 patents #468 of 1,971Top 25%
TT Toshiba Lighting & Technology: 3 patents #153 of 486Top 35%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
NE Nec: 3 patents #4,195 of 14,502Top 30%
NU National University Corporation Kagawa University: 3 patents #29 of 277Top 15%
KS Kabushiki Kaisha Yokota Seisakusho: 3 patents #4 of 10Top 40%
DC Dainippon Ink And Chemicals: 3 patents #161 of 1,002Top 20%
AC Aisin Aw Co.: 3 patents #581 of 2,011Top 30%
NH Ntt Security Holdings: 3 patents #1 of 11Top 10%
AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
FL Fujitsu Microelectronics Limited: 2 patents #92 of 624Top 15%
JI Japan Atomic Energy Research Institute: 2 patents #81 of 609Top 15%
SC Sakura Finetechnical Co.: 2 patents #1 of 15Top 7%
SC Sakura Finetek Japan Co.: 2 patents #8 of 33Top 25%
SC Sakura Seiki Co.: 2 patents #11 of 51Top 25%
FC Furukawa Electric Co.: 2 patents #850 of 2,370Top 40%
KS Kabushiki Kaisha Tiyoda Seisakusho: 2 patents #3 of 21Top 15%
SC Sumitomo Cement Co.: 2 patents #14 of 113Top 15%
TE Teac: 2 patents #166 of 440Top 40%
The Procter & Gamble: 2 patents #4,607 of 10,133Top 50%
TO Toshiba: 2 patents #606 of 2,688Top 25%
AC Ajinomoto Co.: 2 patents #796 of 2,190Top 40%
TC Toyo Soda Manufacturing Co.: 2 patents #85 of 272Top 35%
TK Toyoda Koki Kabushiki Kaisha: 2 patents #222 of 674Top 35%
KE Keihin: 2 patents #128 of 596Top 25%
NC Nippon Kokan Co.: 2 patents #138 of 735Top 20%
DC Daido Steel Co.: 2 patents #47 of 272Top 20%
MM Mitsubishi Motors: 2 patents #508 of 1,823Top 30%
AC Anam Industrial Co.: 2 patents #6 of 25Top 25%
NU National University Corporation Shizuoka University: 2 patents #26 of 225Top 15%
NR Ntt Research: 1 patents #7 of 39Top 20%
CK Calsonic Kansei: 1 patents #307 of 675Top 50%
DA Daicel: 1 patents #265 of 523Top 55%
DT Daido Tokushuko: 1 patents #152 of 382Top 40%
DC Diesel Kiki Co.: 1 patents #181 of 366Top 50%
EM Elpida Memory: 1 patents #419 of 692Top 65%
SU Subaru: 1 patents #677 of 1,436Top 50%
FC Fuji Photo Co.: 1 patents #1 of 51Top 2%
FS Furukawa Automotive Systems: 1 patents #140 of 269Top 55%
HL Henkel Limited: 1 patents #428 of 861Top 50%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
HC Hitachi Consumer Electronics Co.: 1 patents #206 of 447Top 50%
HS Hitachi-Lg Data Storage: 1 patents #177 of 294Top 65%
HS Hitachi Microcomputer System: 1 patents #104 of 257Top 45%
HI Hitachi Video Engineering, Incorporated: 1 patents #69 of 181Top 40%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
HD Hoshizaki Denki: 1 patents #121 of 203Top 60%
IT Idx Technologies: 1 patents #3 of 13Top 25%
JT Jtekt: 1 patents #1,102 of 1,969Top 60%
KS Komatsu Shisakusho: 1 patents #409 of 885Top 50%
KT Kanazawa Institute Of Technology: 1 patents #24 of 80Top 30%
KO Kasei Optonix: 1 patents #58 of 142Top 45%
Kioxia: 1 patents #1,054 of 1,813Top 60%
KI Kyoto Pharmaceutical Industries: 1 patents #24 of 57Top 45%
MI Minolta: 1 patents #729 of 1,109Top 70%
MK Minolta Camera Kk: 1 patents #8 of 27Top 30%
MC Mita Industrial Co.: 1 patents #653 of 891Top 75%
MC Mitsui Engineering & Shipbuilding Co.: 1 patents #166 of 496Top 35%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
NC National Research Council Of Canada: 1 patents #547 of 1,315Top 45%
NK Nitto Kogyo: 1 patents #22 of 53Top 45%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
PK Pentel Kabushiki Kaisha: 1 patents #76 of 170Top 45%
SK Seikagaku Kogyo: 1 patents #45 of 102Top 45%
SC Shinko Electric Industries Co.: 1 patents #437 of 723Top 65%
SH Showa: 1 patents #167 of 337Top 50%
SU Subaru: 1 patents #819 of 1,684Top 50%
SI Sumitomo Heavy Industries: 1 patents #424 of 917Top 50%
TC Thk Co.: 1 patents #245 of 450Top 55%
TC Toppan Moore Co.: 1 patents #16 of 38Top 45%
TC Toyoda Gosei Co.: 1 patents #1,271 of 2,296Top 60%
TC Tyco Electronics Co.: 1 patents #700 of 1,364Top 55%
TG Tyco Electronics Japan G.K.: 1 patents #122 of 248Top 50%
📍 Osaka, CA: #2 of 107 inventorsTop 2%
Overall (All Time): #253 of 4,157,543Top 1%
603
Patents All Time

Issued Patents All Time

Showing 451–475 of 603 patents

Patent #TitleCo-InventorsDate
5332342 Electrode tip dresser and cutter for electrode tip dresser Hiroyuki Kizaki, Kazuo Arai, Sadao Kamei, Toyoji Yamada, Takeshi Okubo +2 more 1994-07-26
5323382 Disc cartridge 1994-06-21
5323381 Disc for recording information signals Sachiya Chiba, Daiki Kobayashi 1994-06-21
5293526 Electronic equipment including a plurality of independently powered apparatus 1994-03-08
5289456 Method of forming a magneto-optical disk hub in which the inner peripheral edge portion of the spindle opening is strengthened and made abrasion resistant 1994-02-22
5282045 Depth-of-field control apparatus and image pickup apparatus having the same therein Itaru Mimura, Toshiyuki Akiyama, Yoshizumi Eto, Naoki Ozawa, Takahiro Matsumoto 1994-01-25
5257326 Method and apparatus for interpolating a video signal of a picture element which has not been sampled and transmitted by an interleave sampling operation Naoki Ozawa, Toshiyuki Akiyama, Itaru Mimura, Takahiro Matsumoto 1993-10-26
5245937 Method and apparatus for burning combustible solid residue from chemical plant Noriaki Nakase, Masao Koyama, Masahiro Inada, Toshiaki Masaoka, Tohoru Abiko 1993-09-21
5226033 Magneto-optical disk hub in which the inner peripheral edge portion of the spindle opening is strengthened and made abrasion resistant 1993-07-06
5198679 Phosphor and image storage panel Takayuki Katoh, Yuichi Hosoi 1993-03-30
5198883 Semiconductor device having an improved lead arrangement and method for manufacturing the same Yasuhiro Yamaji, Susumu Harada, Kazuichi Komenaka, Mitsugu Miyamoto, Masashi Muromachi +4 more 1993-03-30
5163037 Disc cartridge and recording/reproducing apparatus discriminating means Kiyoshi Ohmori, Minoru Ishida 1992-11-10
5162895 Lead frame for semiconductor device that prevents island torsion Junichi Asada, Kazunori Hayashi 1992-11-10
5148779 Valve rotating apparatus of internal-combustion engine Hirotsugu Okuse, Hiroshi Sato, Kazuo Uchida 1992-09-22
5113247 Solid state image pickup apparatus for correcting discrepancy of registration Toshiyuki Akiyama, Itaru Mimura, Naoki Ozawa, Yoshizumi Eto, Takahiro Matsumoto 1992-05-12
5108638 Absorbent solution for use with absorption refrigeration apparatus Hiroshi Iizuka, Kotoku Nagamatsuya, Jun Kuroda 1992-04-28
5091341 Method of sealing semiconductor device with resin by pressing a lead frame to a heat sink using an upper mold pressure member Junichi Asada, Toshiharu Sakurai 1992-02-25
5089170 Phosphor Chiyuki Umemoto 1992-02-18
5084861 Disc cartridge having molded disk support elements attached by rigid legs 1992-01-28
5077144 Phosphor and radiographic intensifying screen Terumi Matsuda 1991-12-31
5074530 Apparatus for smelting reduction of iron ore Katsuhiro Iwasaki, Shigeru Inoue, Haruyoshi Tanabe, Masahiro Kawakami, Osamu Terada 1991-12-24
5068726 Coding apparatus that temporally interpolates block data and selects transmission mode Tetsujiro Kondo 1991-11-26
5065985 Method for smelting reduction of iron ore and apparatus therefor Katsuhiro Iwasaki, Shigeru Inoue, Haruyoshi Tanabe, Masahiro Kawakami, Kenzo Yamada +1 more 1991-11-19
5063558 Disk cartridge 1991-11-05
5058389 Fluid temperature control system and computer system using same Hiromu Yasuda, Takahiro Daikoku, Shizuo Zushi, Tetsuji Yamashita, Tomio Yoshikawa +1 more 1991-10-22