Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HK

Hiroshi Kikuchi

Canon: 57 patents #533 of 19,416Top 3%
Hitachi: 56 patents #204 of 28,497Top 1%
OCOki Electric Industry Co.: 50 patents #3 of 2,807Top 1%
Ricoh Company: 21 patents #1,013 of 9,818Top 15%
TLTokyo Electron Limited: 13 patents #516 of 5,567Top 10%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
OLOlympus: 6 patents #794 of 3,097Top 30%
ODOki Data: 6 patents #119 of 635Top 20%
SISumitomo Rubber Industries: 5 patents #438 of 1,637Top 30%
SHShinkawa: 4 patents #67 of 229Top 30%
FIFujifilm Business Innovation: 4 patents #1,993 of 5,238Top 40%
3M: 4 patents #3,441 of 11,543Top 30%
Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
FCFurukawa Electric Co.: 3 patents #622 of 2,370Top 30%
HHHitachi High-Technologies: 3 patents #776 of 1,917Top 45%
HSHitachi Hokkai Semiconductor: 3 patents #24 of 98Top 25%
RTRenesas Technology: 3 patents #990 of 3,337Top 30%
Sony: 3 patents #10,744 of 25,231Top 45%
ULUlvac: 2 patents #199 of 680Top 30%
HSHitachi Automotive Systems: 2 patents #689 of 1,636Top 45%
NPNippon Telegraph And Telephone Public: 2 patents #129 of 842Top 20%
Panasonic: 2 patents #9,678 of 21,108Top 50%
ACAlps Electric Co.: 2 patents #822 of 2,177Top 40%
HDHitachi Displays: 2 patents #384 of 752Top 55%
TCTsubakimoto Chain: 2 patents #212 of 593Top 40%
KEKeihin: 1 patents #237 of 596Top 40%
PEPentax: 1 patents #238 of 396Top 65%
HGHGST: 1 patents #253 of 483Top 55%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
SCShin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
TUTohoku University: 1 patents #615 of 1,680Top 40%
HAHitachi Astemo: 1 patents #649 of 1,276Top 55%
WCWorld Chemical Co.: 1 patents #6 of 22Top 30%
ACAmada Co.: 1 patents #242 of 479Top 55%
MCMurata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
NKNippon Hoso Kyokai: 1 patents #306 of 703Top 45%
NINgk Insulators: 1 patents #1,271 of 2,083Top 65%
NCNippon Zeon Co.: 1 patents #307 of 609Top 55%
OCOji Paper Co.: 1 patents #173 of 423Top 45%
MMMitsubishi Mining: 1 patents #886 of 2,247Top 40%
OCOki Electric Co.: 1 patents #3 of 39Top 8%
KCKunimine Industries Co.: 1 patents #4 of 37Top 15%
OCOki Electronic Industries Co.: 1 patents #1 of 29Top 4%
Yokohama, WA: #1 of 36 inventorsTop 3%
Overall (All Time): #1,596 of 4,157,543Top 1%
274 Patents All Time

Issued Patents All Time

Showing 101–125 of 274 patents

Patent #TitleCo-InventorsDate
7750548 Image display device Takuo Tamura, Masakazu Sagawa 2010-07-06
7730224 Program and method for managing device driver and information processing apparatus 2010-06-01
7729609 Image sensing apparatus and control method 2010-06-01
7722789 Defoaming method, defoaming device and manufacturing method of transfer mold Toru Aoki, Akira Yoda 2010-05-25
7701505 Image-taking apparatus 2010-04-20
7690638 Printing system, job processing method, and storage medium 2010-04-06
7677858 Vertical heat treatment system and method of transferring process objects Satoshi Asari, Katsuhiko Mihara 2010-03-16
7675016 Solid-state image pickup device and method of producing the same Chihiro Mochizuki, Akira Arimoto, Masaru Eguchi, Shinichi Arai 2010-03-09
7656041 Semiconductor device and its manufacturing method Chihiro Mochizuki 2010-02-02
7639378 Printing system and document management system 2009-12-29
7598999 Electronic device powered by fuel cell and power supply system using fuel cell Go Tokura 2009-10-06
7592082 Fuel cell, electronic apparatus and camera Yuki Totori, Toshifumi Urakami, Go Tokura 2009-09-22
7547209 Vertical heat treatment system and automatic teaching method for transfer mechanism Satoshi Asari, Katsuhiko Mihara 2009-06-16
D590439 Corona wire cartridge Tsukasa Onose, Koji Doi, Yoshinari Onuma 2009-04-14
7508054 Semiconductor device and a method of manufacturing the same Fujiaki Nose, Satoshi Ueno, Norio Nakazato 2009-03-24
7404919 Flexible mold and method of manufacturing microstructure using the same Chikafumi Yokoyama, Akira Yoda 2008-07-29
7397490 Image forming apparatus and method Masahide Maruyama, Yumi Kawamoto, Masanobu Hida 2008-07-08
7369784 Image forming apparatus and main body of the same Eiji Ishihara, Tomohisa Suzuki 2008-05-06
7324140 Image pick-up apparatus having data loss prevention function for internal memory 2008-01-29
7267269 Product distribution management system, toner cartridge distribution management system, and product distribution management method 2007-09-11
7253864 Active matrix display device with active element including a semiconductor film formed of an aggregate of single crystals each extending in the same direction Mikio Hongo, Mutsuko Hatano, Makoto Ohkura 2007-08-07
7140350 Throttle body and engine of motorcycle having throttle body Yasushi Kondo, Takashi Fukami, Tetsuya Mori 2006-11-28
7063902 Organic electroluminescence display device Nobuyuki Ushifusa, Issei Takemoto 2006-06-20
7060336 Image receiver material Akihiro Horii, Yoshimasa Tanaka, Shigeru Nagashima 2006-06-13
7045944 Image display apparatus with ultraviolet ray shield resin film and process for its production Nobuyuki Ushifusa, Nobuhiko Fukuoka, Hiroyasu Matsuura, Issei Takemoto 2006-05-16