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

Minoru Nakamura — 215 Patents

Canon: 34 patents #1,468 of 19,416Top 8%
FAFanuc: 30 patents #70 of 1,735Top 5%
MCMinolta Co.: 21 patents #54 of 1,416Top 4%
Ricoh Company: 19 patents #1,131 of 9,818Top 15%
HCHitec Co.: 17 patents #2 of 21Top 10%
Honda Motor Co.: 14 patents #1,210 of 21,052Top 6%
MIMinolta: 11 patents #172 of 1,109Top 20%
DCDelta Tooling Co.: 6 patents #16 of 93Top 20%
Sony: 6 patents #6,793 of 25,231Top 30%
UNUnknown: 4 patents #4,220 of 83,584Top 6%
DCDelta Kogyo Co.: 3 patents #20 of 132Top 20%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
GKGlory Kogyo Kabushiki Kaisha: 3 patents #10 of 107Top 10%
Hitachi: 3 patents #10,712 of 28,497Top 40%
KMKonica Minolta: 3 patents #626 of 1,361Top 50%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Kawasaki: 2 patents #1,008 of 2,943Top 35%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
NSNippon Steel: 2 patents #1,308 of 4,423Top 30%
OLOlympus: 2 patents #1,626 of 3,097Top 55%
KAKao: 2 patents #1,388 of 3,221Top 45%
TCToyo Ink Mfg. Co.: 2 patents #112 of 499Top 25%
DCDenyo Co.: 2 patents #12 of 39Top 35%
Mazda Motor: 2 patents #1,722 of 4,755Top 40%
OSOlympus Medical Systems: 1 patents #501 of 833Top 65%
OCOlympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
RDRenesas Device Design: 1 patents #9 of 22Top 45%
RTRenesas Technology: 1 patents #1,991 of 3,337Top 60%
MCMitaka Kohki Co.: 1 patents #12 of 23Top 55%
JTJtekt: 1 patents #1,102 of 1,969Top 60%
NCNakanishi Metal Works Co.: 1 patents #34 of 95Top 40%
NENewfrey: 1 patents #263 of 476Top 60%
Denso: 1 patents #6,940 of 11,792Top 60%
NCNippon Polyurethane Industry Co.: 1 patents #33 of 76Top 45%
TCToray Engineering Co.: 1 patents #46 of 169Top 30%
TIToray Industries: 1 patents #2,000 of 3,690Top 55%
Overall (All Time): #2,851 of 4,157,543Top 1%
215 Patents All Time

Issued Patents All Time

Showing 76–100 of 215 patents

Patent #TitleCo-InventorsDate
7958269 Network camera having network failure recovery 2011-06-07
7925187 Development device, image forming apparatus and development method Akira Izutani 2011-04-12
7881646 Developing roller and manufacturing method thereof, process cartridge and electrophotographic image forming apparatus Kazuaki Nagaoka, Yoshiyuki Takayama 2011-02-01
7867682 Toner for developing electrostatic image, and developer, toner container, image forming apparatus and process cartridge using the toner Tsuyoshi Nozaki, Chiyoshi Nozaki, Atsushi Yamamoto 2011-01-11
7838193 Toner and image forming method using the toner Masayuki Hagi, Takuya Kadota, Hiroaki Katoh, Atsushi Yamamoto, Katsunori Kurose +5 more 2010-11-23
7833686 Toner and method for producing the same, toner kit, and developer, process cartridge, image forming method and image forming apparatus Takuya Kadota, Masayuki Hagi, Yoshihiro Mikuriya, Katsunori Kurose, Hideaki Yasunaga +4 more 2010-11-16
7811735 Toner, and image forming method, image forming apparatus, and process cartridge using the toner Chiyoshi Nozaki, Tsuyoshi Nozaki, Atsushi Yamamoto 2010-10-12
7797833 Developing roller and method of producing the roller, process cartridge, and electrophotographic image-forming apparatus Yoshiyuki Takayama, Kazuaki Nagaoka, Masaki Yamada 2010-09-21
7799398 Developing member and electrophotographic image forming apparatus Arihiro Yamamoto, Masaki Yamada, Masahiro Kurachi 2010-09-21
7798948 Electrophotographic developing member, process for its production, electrophotographic process cartridge and electrophotographic image forming apparatus Kunimasa Kawamura, Arihiro Yamamoto, Kazutoshi Ishida 2010-09-21
7794161 Camera control system, camera server, client, control method, and recording medium 2010-09-14
7785760 Toner and method of preparing the toner Atsushi Yamamoto, Chiyoshi Nozaki, Tsuyoshi Nozaki, Yoshimichi Ishikawa 2010-08-31
7749671 Toner for developing a latent electrostatic image, image-forming method, image-forming apparatus and process cartridge using the same Atsushi Yamamoto, Masahide Inoue, Chiyoshi Nozaki, Masayuki Hagi, Yoshihiro Mikuriya +6 more 2010-07-06
7727134 Developing roller, process for its production, developing assembly and image forming apparatus Masahiro Watanabe, Kazuaki Nagaoka, Hidenori Satoh 2010-06-01
7695885 Developer and image forming method using the developer Hideaki Yasunaga, Masayuki Hagi, Takuya Kadota, Hiroaki Katoh, Yoshihiro Mikuriya +3 more 2010-04-13
7697874 Developer supply roller and image forming apparatus Akira Izutani 2010-04-13
7678522 Toner, and developer, image forming method, image forming apparatus, and process cartridge using the toner Chiyoshi Nozaki, Tsuyoshi Nozaki, Atsushi Yamamoto 2010-03-16
7635549 Toner and developer, toner container, process cartridge, image forming method and image forming apparatus Chiyoshi Nozaki, Yoshihiro Mikuriya, Tsuyoshi Nozaki, Atsushi Yamamoto, Masayasu Hagi +3 more 2009-12-22
7570905 Developing roller, developing apparatus using the same, and image forming apparatus Takashi Kusaba, Ryota Kashiwabara 2009-08-04
7556906 Toner, and image forming method, image forming apparatus, and process cartridge using the toner Hiroaki Katoh, Masayuki Hagi, Takuya Kadota, Yoshihiro Mikuriya, Katsunori Kurose +5 more 2009-07-07
7556904 Toner for electrostatic development, developer, image forming method, image-forming apparatus and process for cartridge using the same Takuya Kadota, Masahide Inoue, Yoshihiro Mikuriya, Katsunori Kurose, Masayuki Hagi +3 more 2009-07-07
7550242 Toner, toner manufacturing method, developer, image forming apparatus, and process cartridge for the image forming apparatus Tsuyoshi Nozaki, Chiyoshi Nozaki, Atsushi Yamamoto, Hideaki Yasunaga 2009-06-23
7525263 Control system Kazunari Aoyama, Takaaki Komatsu 2009-04-28
7519113 Noise detection device Kazunari Aoyama, Masahiro Miura 2009-04-14
7477458 Illumination optical system 2009-01-13