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

Hideki Nakamura

HIHitachi: 20 patents #1,757 of 28,497Top 7%
Mitsubishi Electric: 14 patents #1,823 of 25,717Top 8%
Casio Computer Co.: 12 patents #183 of 1,970Top 10%
Aisin Seiki Kabushiki Kaisha: 11 patents #268 of 3,782Top 8%
SCSenju Metal Industry Co.: 11 patents #15 of 349Top 5%
KMKonica Minolta: 10 patents #194 of 1,361Top 15%
Mazda Motor: 10 patents #325 of 4,755Top 7%
Tdk: 8 patents #764 of 3,796Top 25%
Ricoh Company: 6 patents #3,275 of 9,818Top 35%
TKTerumo Kabushiki Kaisha: 6 patents #218 of 1,558Top 15%
KTKabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
KMKonica Minolta: 3 patents #1,112 of 2,718Top 45%
RKRikagaku Kenkyusho: 3 patents #17 of 207Top 9%
HCHitachi Chemical Company: 2 patents #701 of 1,946Top 40%
YCYamanashi Electronics Co.: 2 patents #6 of 75Top 8%
SOSony: 2 patents #12,963 of 25,231Top 55%
FLFujitsu Ten Limited: 2 patents #266 of 996Top 30%
AKAsahi Kasei Kabushiki Kaisha: 2 patents #302 of 1,220Top 25%
NENec: 2 patents #5,510 of 14,502Top 40%
SCStanley Electric Co.: 2 patents #339 of 1,072Top 35%
PEPentax: 1 patents #515 of 761Top 70%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
ACAsahi Kasei Chemicals: 1 patents #262 of 543Top 50%
NANamco: 1 patents #89 of 269Top 35%
TOToyota: 1 patents #15,335 of 26,838Top 60%
SSSumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
TSToshiba Energy Systems & Solutions: 1 patents #268 of 569Top 50%
VJVictor Company Of Japan: 1 patents #818 of 1,489Top 55%
ACAsahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
Hachioji, CA: #2 of 11 inventorsTop 20%
Overall (All Time): #7,075 of 4,157,543Top 1%
141 Patents All Time

Issued Patents All Time

Showing 26–50 of 141 patents

Patent #TitleCo-InventorsDate
9441709 Automatic transmission Kiyoharu Takagi, Atsuhiro Mase 2016-09-13
9416852 Automatic transmission for vehicle Kiyoharu Takagi, Atsuhiro Mase 2016-08-16
9416851 Automatic transmission for vehicle Kiyoharu Takagi, Atsuhiro Mase 2016-08-16
9409748 Elevator safety device and elevator safety device mounting method Sachiomi Mizuno 2016-08-09
9382094 Elevator refurbishment method Sachiomi Mizuno 2016-07-05
9364979 Molded structure body and method of producing the same Hideo Kamiya, Yuuta Yamanobe 2016-06-14
9347547 Transmission Kiyoharu Takagi, Atsuhiro Mase 2016-05-24
9322459 Vehicular automatic transmission Kiyoharu Takagi, Atsuhiro Mase 2016-04-26
9222552 Transmission Kiyoharu Takagi, Atsuhiro Mase 2015-12-29
9207607 Image forming apparatus capable of accurately estimating power consumption level Natsuyo Higashi, Shigetaka Kato, Katsufumi Suzuki, Hirotada Seki 2015-12-08
9200768 Light source unit and projector Naotsugu Ogura, Hideyuki Kurosaki, Tomoyuki Nagao, Makoto Sato, Hiroshi Ogino 2015-12-01
9194560 Light source device and projector Hideyuki Kurosaki 2015-11-24
9098058 Image forming system and maintenance method of image forming system Kazutoshi Yoshimura, Kenji Yamamoto, Akira Okamoto 2015-08-04
8971745 Image forming apparatus Akifumi Isobe, Hiroyuki Futami, Akira Okamoto, Kenji Yamamoto, Katsuyuki Ikuta 2015-03-03
8936361 Image forming system Akira Okamoto, Kenji Yamamoto, Akifumi Isobe, Hiroyuki Futami, Katsuyuki Ikuta 2015-01-20
8932787 Electrophotographic photoconductor, electrophotographic apparatus and process cartridge Eiji Kurimoto, Tadayoshi Uchida 2015-01-13
8887589 Twin clutch transmission Masahiko Ibamoto, Daisuke Hagihara 2014-11-18
D711785 Motor vehicle Kouji Tabata, Yasutake Tsuchida, Takanori Tsubaki, Masashi Aikawa, Yoshito Iwauchi +2 more 2014-08-26
8803385 Drive device for hybrid vehicle and case for the same Shigetaka Isogai, Jun Abiko 2014-08-12
8746896 Light source unit and projector Naotsugu Ogura, Takeshi Miyazaki, Osamu Umamine, Hiroki Masuda, Yasuyuki Kawakami 2014-06-10
8666614 Twin-clutch type hybrid transmission Masahiko Ibamoto, Tatsuro Abe 2014-03-04
8634729 Image forming apparatus and image forming system with winding detection Akira Okamoto, Kenji Yamamoto, Kazumichi Yamauchi, Kazutoshi Yoshimura, Masatoshi OGAWA 2014-01-21
8565664 Image forming apparatus Kazumichi Yamauchi, Akira Okamoto, Kazutoshi Yoshimura, Masatoshi OGAWA 2013-10-22
8528432 Twin clutch transmission for large-sized vehicle 2013-09-10
8394450 Process for producing magnet Fumitaka Baba, Satoshi Tanaka, Takeshi Masuda 2013-03-12