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 101–125 of 462 patents

Patent #TitleCo-InventorsDate
9002246 Transfer device and image forming apparatus for increasing relative positional accuracy between a transfer member and a wound member Koji Deguchi, Akihiro Ouchi, Hiroaki Yagi, Arichika Tanaka, Kazuyuki Yagata +3 more 2015-04-07
8988292 Antenna device and electronic device including antenna device Hiroyuki Hotta 2015-03-24
8965251 Powder container and image forming apparatus Taro Mitsui, Akihiro Ouchi, Yusuke Sakai, Hirohisa Hoshino, Toshiyuki Matsui 2015-02-24
8962133 Electrophotographic member, intermediate transfer member, image forming apparatus, and method for manufacturing electrophotographic member Naoto Kameyama, Kenji Onuma, Koichi Nakamura, Tadanobu Yoshikawa, Hiroshi Tominaga +3 more 2015-02-24
8941548 Antenna device and electronic apparatus including antenna device Ippei Kashiwagi, Hiroyuki Hotta 2015-01-27
8942641 Antenna apparatus and communication apparatus Isao Ohba, Hiroyuki Hotta, Masao Teshima 2015-01-27
8897668 Cleaning device and image forming apparatus including the same Atsushi Kaneko, Kazuyoshi Hagiwara, Masaaki Tokunaga, Kazutoshi Sugitani, Tsutomu Komiyama 2014-11-25
8879968 Image forming apparatus including a correction function for deviation of an endless belt Masaaki Takahashi, Yasuhiro Shimada, Takashi Hoshino, Kazutoshi Sugitani, Yusuke Sakai +2 more 2014-11-04
8862019 Cleaning device and image forming apparatus including the same Tsutomu Komiyama, Masaaki Tokunaga, Masakazu Shirai, Kazuyoshi Hagiwara, Kazutoshi Sugitani +1 more 2014-10-14
8841882 Electronic apparatus 2014-09-23
8838264 Mold designing apparatus, mold designing method, mold designing system and mold designing program Takeshi Tajima, Toshio Tanahashi, Nobuo Abe 2014-09-16
8836588 Antenna device and electronic apparatus including antenna device Kouji Hayashi, Natsumi Endo 2014-09-16
8820813 Structural member Manabu Wada, Masaaki Mizumura 2014-09-02
8812062 Electronic apparatus Yoshikazu Hata, Tomoko Honda, Satoru Honda, Nobuyoshi Kuroiwa, Masaomi Nakahata +5 more 2014-08-19
8797617 Image estimation apparatus, image processing apparatus and computer readable medium Ryoko Hashimoto, Mohit Jain 2014-08-05
8779987 Multiply resonant antenna device and electronic device including such and antenna device Natsumi Endo, Hiroyuki Hotta 2014-07-15
8763438 Working apparatus and working method of sheet metal Masaaki Mizumura, Tohru Yoshida, Eiji Isogai 2014-07-01
8744302 Cleaning device, image forming apparatus, and transfer unit including pressing unit Kaoru Matsushita, Kazuyoshi Hagiwara, Kazutoshi Sugitani, Kuniaki Tanaka, Yuji Kamikawa +2 more 2014-06-03
8699964 Antenna apparatus and communication apparatus Isao Ohba, Hiroyuki Hotta, Masao Teshima 2014-04-15
8621904 Hydroforming apparatus and method for hydroforming Masaaki Mizumura, Manabu Wada, Yukihisa Kuriyama 2014-01-07
8614647 Antenna device and electronic device including antenna device Hiroyuki Hotta, Isao Ohba 2013-12-24
8531604 Synchronization signal generating device and display apparatus Yasuhiro Hori, Shin Arai 2013-09-10
8482656 Apparatus for detecting in-focus state Masahiro Kawasaki 2013-07-09
8467704 Image forming apparatus having an image transfer unit movably attached to an opening and closing member Masaaki Tokunaga 2013-06-18
8427361 Radar apparatus for use in vehicle 2013-04-23