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

Masaru Nakamura

DIDisco: 73 patents #4 of 708Top 1%
SCSanken Electric Co.: 26 patents #4 of 315Top 2%
KTKabushiki Kaisha Toshiba: 14 patents #2,131 of 21,451Top 10%
Ricoh Company: 12 patents #1,888 of 9,818Top 20%
ACAsahi Glass Co.: 11 patents #160 of 2,251Top 8%
NENec: 8 patents #1,742 of 14,502Top 15%
HCHirose Electric Co.: 7 patents #45 of 407Top 15%
NSNational Institute For Materials Science: 6 patents #50 of 901Top 6%
MIMitsubishi Cable Industries: 4 patents #43 of 372Top 15%
CSCancer Intelligence Care Systems: 4 patents #1 of 15Top 7%
FAFanuc: 3 patents #813 of 1,735Top 50%
KCKonami Digital Entertainment Co.: 3 patents #103 of 611Top 20%
KSKomatsu Shisakusho: 2 patents #235 of 885Top 30%
FUFujikura: 2 patents #518 of 1,407Top 40%
HCHitachi Cable: 2 patents #313 of 1,086Top 30%
HCHokkaido Electric Power Co.: 2 patents #9 of 84Top 15%
ICIwaki Glass Company: 2 patents #1 of 26Top 4%
JCJapan Metals & Chemicals Co.: 2 patents #15 of 152Top 10%
KOKomatsu: 2 patents #831 of 2,087Top 40%
KCKyushu Electric Power Co.: 2 patents #26 of 151Top 20%
MCM. Watanabe & Co.: 2 patents #5 of 18Top 30%
NCNippon Light Metal Company: 2 patents #109 of 499Top 25%
KCKansai Electric Power Co.: 2 patents #104 of 506Top 25%
TOToshiba: 1 patents #1,121 of 2,688Top 45%
GCGc: 1 patents #163 of 306Top 55%
NWNakajima Copper Works: 1 patents #2 of 3Top 70%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
TETokyo Shibaura Electric: 1 patents #96 of 337Top 30%
FCFujidenolo Co.: 1 patents #13 of 19Top 70%
TKToshiba Kikai: 1 patents #381 of 713Top 55%
NCNmb Semiconductor Company: 1 patents #4 of 17Top 25%
OCOsaka Gas Co.: 1 patents #252 of 689Top 40%
Pioneer: 1 patents #1,107 of 1,730Top 65%
RERenesas Electronics: 1 patents #2,739 of 4,529Top 65%
ECEagle Industry Co.: 1 patents #172 of 314Top 55%
Casio Computer Co.: 1 patents #1,284 of 1,970Top 70%
SCSodick Co.: 1 patents #79 of 172Top 50%
SCSumitomo Osaka Cement Co.: 1 patents #199 of 327Top 65%
JGJapan Gore-Tex: 1 patents #28 of 90Top 35%
KKKanegafuchi Kagaku Kogyo: 1 patents #368 of 691Top 55%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
JEJapan Energy: 1 patents #85 of 240Top 40%
Kyocera: 1 patents #2,054 of 3,732Top 60%
TLTokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
Niiza, JP: #1 of 316 inventorsTop 1%
Overall (All Time): #3,453 of 4,157,543Top 1%
197 Patents All Time

Issued Patents All Time

Showing 26–50 of 197 patents

Patent #TitleCo-InventorsDate
11031276 Wafer expanding method and wafer expanding apparatus Yoshihiro Kawaguchi 2021-06-08
11018044 Wafer expanding method and wafer expanding apparatus Saki Kozuma 2021-05-25
10797932 Communication device, link-up method, and communication system 2020-10-06
10668153 Boron neutron capture therapy system Tsuyako Takeyoshi, Yoshio Imahori, Hideki Miyazaki, Toshitaka Fujioka, Shinsuke Kato 2020-06-02
10622230 Protective tape attaching method Yuya MATSUOKA 2020-04-14
10574756 Electronic device, selection control system, selection method, and recording medium 2020-02-25
10438898 Wafer processing method Masamitsu Agari 2019-10-08
10343951 Magnesium fluoride sintered compact, method for manufacturing magnesium fluoride sintered compact, neutron moderator, and method for manufacturing neutron moderator Hidaka Furuya, Yoshinori Sugawara, Hideaki Usui, Kazuto Sanada, Shinichi Takei 2019-07-09
10224814 Control circuit of switching power-supply device and switching power-supply device 2019-03-05
10079166 Processing apparatus 2018-09-18
9954439 Control circuit of switching power-supply device and switching power-supply device 2018-04-24
9929105 Leakage laser beam detecting method 2018-03-27
9929052 Wafer processing method Hiroshi Kitamura 2018-03-27
9868673 Method for manufacturing magnesium fluoride sintered compact, method for manufacturing neutron moderator, and neutron moderator Hidaka Furuya, Kazuto Sanada, Yoshinori Sugawara, Hideaki Usui, Shinichi Takei 2018-01-16
9863897 X-ray nondestructive testing device Naozo Sugimoto, Toshihiko Nishizaki, Masahiro Inoue, Masuo Amma 2018-01-09
9859143 Adhesion detecting method 2018-01-02
9824926 Wafer processing method 2017-11-21
9768127 Wafer processing method 2017-09-19
9748182 Wafer processing method 2017-08-29
9695507 Automatic lithium target regenerating apparatus and automatic lithium target regenerating method Ryo Fujii, Yoshio Imahori, Masaharu Hoshi 2017-07-04
9685377 Wafer processing method Yuya MATSUOKA 2017-06-20
9680378 Switching power-supply device 2017-06-13
9656348 Laser processing apparatus 2017-05-23
9651156 Mechanical seal Hiroshi Aoike, Hideyuki Inoue, Takuji Matsuki, Hiroki Takeno, Yoshihiro Teshima 2017-05-16
9640420 Wafer processing method 2017-05-02