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 126–141 of 141 patents

Patent #TitleCo-InventorsDate
5151603 Method for optical determination of concentration of substance and apparatus for the determination 1992-09-29
5135586 Fe-Ni alloy fine powder of flat shape Takashi Meguro, Yoichi Mochida, Tsutomu Inui 1992-08-04
5128102 Probe for measuring oxygen concentration Masao Kaneko 1992-07-07
5118405 Luminescent probe complex for measuring pH and method for measuring pH Masao Kaneko, Tetsuo Asakura, Takeshi Shimomura, Hiroshi Sugise 1992-06-02
5097323 Liquid crystal projector Makoto Sato, Masahiro Ogawa, Tatsuo Shimazaki 1992-03-17
5065645 Power transmission device Kazuhiko Nagase 1991-11-19
4981352 Projection display device Yasuyuki Tejima, Takashi Iizuka 1991-01-01
4932585 Method and apparatus for solder plating an object 1990-06-12
4913737 Sintered metallic parts using extrusion process Takayuki Fukaya 1990-04-03
4794467 Apparatus for automatically supplying and selectively reproducing a plurality of cassettes and for avoiding the reproducing of degraded signals Yoshikazu Okuyama 1988-12-27
4769212 Process for producing metallic sintered parts Takayuki Fukaya 1988-09-06
4721599 Method for producing metal or alloy articles 1988-01-26
4712212 Terminal control device for reference station in TDMA satellite communication system Haruki Takai, Mikio Ujiie 1987-12-08
4688217 Method of implementing burst acquisition control in TDMA system Yuuhei Ishi 1987-08-18
4474604 Method of producing high-grade metal or alloy powder Takashi Meguro, Noboru Hanai 1984-10-02
4465487 Container for medical use Toshinobu Ishida, Takao Yoshida 1984-08-14