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

Koichi Sato

Canon: 91 patents #145 of 19,416Top 1%
KTKabushiki Kaisha Toshiba: 62 patents #224 of 21,451Top 2%
PEPentax: 50 patents #16 of 761Top 3%
FIFujifilm Business Innovation: 31 patents #168 of 1,659Top 15%
SOSony: 24 patents #1,623 of 25,231Top 7%
HOHoya: 22 patents #28 of 1,290Top 3%
PEPentax: 16 patents #18 of 396Top 5%
NSNippon Steel: 16 patents #96 of 4,423Top 3%
NCNissei Asb Machine Co.: 15 patents #8 of 103Top 8%
NMNippon Steel & Sumitomo Metal: 15 patents #22 of 1,491Top 2%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
DEDenso: 8 patents #1,668 of 11,792Top 15%
NCNippon Seiki Co.: 8 patents #6 of 311Top 2%
Dai Nippon Printing Co.: 7 patents #325 of 2,222Top 15%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
S(Sealed Air Corporation (Us): 5 patents #39 of 278Top 15%
NENec: 5 patents #2,830 of 14,502Top 20%
HIHitachi: 4 patents #8,942 of 28,497Top 35%
ACAnden Co.: 4 patents #18 of 95Top 20%
TCToyoda Gosei Co.: 4 patents #572 of 2,296Top 25%
SCSanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
Ricoh Company: 4 patents #4,167 of 9,818Top 45%
MCMitsui Mining & Smelting Co.: 3 patents #195 of 838Top 25%
CCCitizen Watch Co.: 3 patents #353 of 1,225Top 30%
PCPentax Ricoh Imaging Company: 3 patents #18 of 74Top 25%
Pioneer: 3 patents #574 of 1,730Top 35%
RERenesas Electronics: 3 patents #1,322 of 4,529Top 30%
Casio Computer Co.: 2 patents #935 of 1,970Top 50%
TCTaiyo Yuden Co.: 2 patents #481 of 959Top 55%
MLMagic Leap: 2 patents #463 of 665Top 70%
TPTohoku Pioneer: 2 patents #104 of 312Top 35%
UNUnknown: 2 patents #12,644 of 83,584Top 20%
IBM: 2 patents #32,839 of 70,183Top 50%
FCFujitec Co.: 2 patents #6 of 78Top 8%
TOToyota: 2 patents #10,861 of 26,838Top 45%
FUFujifilm: 2 patents #2,431 of 4,519Top 55%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
Toshiba Memory: 1 patents #1,210 of 1,971Top 65%
AKAsahi Kogaku Kabushiki Kaisha: 1 patents #9 of 73Top 15%
AKAsahi Kogaku Kogyo K.K.: 1 patents #76 of 180Top 45%
AKAsahi Kogyo Kabushiki Kaisha: 1 patents #1 of 10Top 10%
CTChiba Institute Of Technology: 1 patents #11 of 57Top 20%
CCCitizen Holdings Co.: 1 patents #208 of 431Top 50%
DKDenki Kagaku Kogyo: 1 patents #291 of 655Top 45%
ENEneos: 1 patents #95 of 206Top 50%
FCFuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
FLFujitsu Toshiba Mobile Communications Limited: 1 patents #30 of 113Top 30%
HEHitachi-Ge Nuclear Energy: 1 patents #139 of 313Top 45%
HGHGST: 1 patents #1,032 of 1,677Top 65%
HZHitachi Zosen: 1 patents #216 of 531Top 45%
ICIdemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
JEJx Nippon Oil & Energy: 1 patents #195 of 416Top 50%
KOKonica: 1 patents #1,290 of 1,958Top 70%
KCKuraray Co.: 1 patents #981 of 1,827Top 55%
KBKurashiki Boseki: 1 patents #73 of 175Top 45%
NENec Electronics: 1 patents #715 of 1,789Top 40%
NONippon Oil: 1 patents #392 of 773Top 55%
NCNippon Paint Holdings Co.: 1 patents #415 of 834Top 50%
NKNippon Seiki K.K.: 1 patents #1 of 11Top 10%
NCNippon Shokubai Co.: 1 patents #656 of 1,108Top 60%
NCNitto Boseki Co.: 1 patents #172 of 339Top 55%
NLNoritake Co., Limited: 1 patents #133 of 334Top 40%
PCPolyplastics Co.: 1 patents #154 of 292Top 55%
RERensas Electronics: 1 patents #1 of 17Top 6%
SCStanley Electric Co.: 1 patents #550 of 1,072Top 55%
Stanford University: 1 patents #2,251 of 5,197Top 45%
TCThe Cannon Company: 1 patents #3 of 90Top 4%
TIToray Industries: 1 patents #2,000 of 3,690Top 55%
TSToshiba Medical Systems: 1 patents #656 of 1,088Top 65%
YEYokogawa Electric: 1 patents #658 of 1,441Top 50%
Kariya, CA: #1 of 20 inventorsTop 5%
Overall (All Time): #451 of 4,157,543Top 1%
462 Patents All Time

Issued Patents All Time

Showing 151–175 of 462 patents

Patent #TitleCo-InventorsDate
8041246 Image forming apparatus including a separable cleaning member and image forming method including controlling a seperable cleaning member Hiroyuki Koide, Naoto Yoshino 2011-10-18
8001819 Piercing method and piercing apparatus using hydroforming and hydroformed part and structure Masaaki Mizumura, Yukihisa Kuriyama 2011-08-23
8003544 Method of manufacturing semiconductor device Keisuke Kikutani 2011-08-23
7982678 Antenna device and electric equipment Hiroyuki Hotta, Masao Teshima 2011-07-19
7919149 Carbodiimide compound and waterborne curable resin composition containing thereof Yutaka Harada, Takehito Sasaoka 2011-04-05
7907093 Electronic device and method for manufacturing same Satoru Honda, Tomoko Honda, Nobuyoshi Kuroiwa, Masaomi Nakahata, Jun Morimoto +5 more 2011-03-15
7902668 Flip chip semiconductor device including an unconnected neutralizing electrode 2011-03-08
7876872 Reactor power control apparatus of natural circulation reactor and method for controlling reactor power of natural circulation reactor Shin Hasegawa 2011-01-25
7876349 Image forming apparatus for forming an image in an accurate position Naohito Otsuki, Hirofumi Katayama, Toshikazu Takubo 2011-01-25
7875839 Solid state imaging device that generates color pixel signals corresponding to a color filter Yusuke Nonaka 2011-01-25
7866806 Liquid-composition set, and liquid-applying method and liquid-applying apparatus employing the set Ikuo Nakazawa, Sakae Suda, Masayuki Ikegami, Keiichiro Tsubaki, Ryuji Higashi +1 more 2011-01-11
7847750 Antenna device adapted for portable radio apparatus Isao Ohba, Takashi Amano, Akihiro Tsujimura, Satoshi Mizoguchi 2010-12-07
7844913 Information processing apparatus and method, and program Ryoko Amano, Makoto Tabuchi, Susumu Ijichi, Hajime Yoshimasu, Kaori Kashimoto +4 more 2010-11-30
7830323 Antenna device and wireless mobile terminal provided with magnetic material Akihiro Tsujimura, Takashi Amano, Satoshi Mizoguchi, Isao Ohba 2010-11-09
7825861 Radio module Yusuke Miura 2010-11-02
7791546 Antenna device and electronic apparatus Hiroyuki Hotta, Hiroshi Shimasaki 2010-09-07
7764238 Antenna device and electronic equipment Hiroyuki Hotta, Masao Teshima 2010-07-27
7763686 Process for producing polyalkenyl ether Sadahito Aoshima, Ikuo Nakazawa, Masayuki Ikegami, Shokyoku Kanaoka, Tomohide Yoshida +2 more 2010-07-27
7754783 Resin-containing composition, liquid application method and liquid application apparatus Keiko Yamagishi, Sakae Suda, Tomoya Oku, Youhei Miyauchi, Takayuki Ookawa +1 more 2010-07-13
7726858 Vehicle light using LED light source Yasuyo Ikeda, Qi JING, Satoshi Nagasawa 2010-06-01
7722339 Compressor including attached compressor container Takeshi Fushiki, Taro Kato, Toshiaki Iwasaki, Masaki Okada, Shoichiro Hara 2010-05-25
7712362 Liquid surface detection device Kiyoshi Enomoto 2010-05-11
7704414 Image-forming method employing a composition Tomoko Maruyama, Ikuo Nakazawa, Ryuji Higashi, Sakae Suda, Masayuki Ikegami +2 more 2010-04-27
7696263 Ink composition containing a polymer complex, and an image formation method and equipment using the ink composition Ikuo Nakazawa, Sakae Suda, Masayuki Ikegami 2010-04-13
7688559 Electrostatic discharge protective circuit and semiconductor integrated circuit using the same 2010-03-30