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 276–300 of 462 patents

Patent #TitleCo-InventorsDate
6650387 Liquid crystal device having a substrate provided with portions of an alignment control layer and carrier-transporting device and light-emitting device using the liquid crystal device Yasufumi Asao, Yukio Hanyu 2003-11-18
6646417 Charger and electrical apparatus Yoshinao Kato 2003-11-11
6625668 Information processing apparatus, data transfer method therefor, and provision medium containing computer-readable program to be executed by the image processing apparatus 2003-09-23
6625390 Apparatus and method for recording and reproducing data, and AV server Norikazu Ito, Satoshi Yoneya, Masakazu Yoshimoto, Satoshi Katsuo, Jun Yoshikawa +4 more 2003-09-23
6611290 Image signal correction device 2003-08-26
6607375 System of injection blow molding and injection molding device Minoru Takada, Atsushi Sakurai, Yoichi Netsu, Yoichi Tsuchiya 2003-08-19
6580465 Clamp voltage generating circuit and clamp level adjusting method 2003-06-17
6577814 Video data recording and reproduction using time slot allocation Norikazu Ito, Hiroyuki Fujita, Satoshi Yoneya, Masakazu Yoshimoto, Satoshi Katsuo +4 more 2003-06-10
6549731 Image forming apparatus Tomofumi Yoshida, Masahiko Saito, Akira Sasaki, Satoshi Narita, Yoshitaro Ishii 2003-04-15
6538423 Coil-type meter Numaya Hiroyasu, Koichi Jinushi, Yoshihiro Kamimura 2003-03-25
6522364 Clock frequency generator Takashi Suzuki 2003-02-18
6497928 Liquid crystal device, mesomorphic functional material and liquid crystal apparatus Shinichi Nakamura, Koji Noguchi 2002-12-24
6467075 Resolution of dynamic memory allocation/deallocation and pointers Lcu Semeria, Giovanni De Micheli 2002-10-15
6460322 Cored yarn, and method and apparatus for producing the same Mamoru Tai 2002-10-08
6451243 Method of molding heat-resistant containers Minoru Takada, Kazuyuki Yokobayashi, Kazuya Kitamura, Atsushi Sakurai 2002-09-17
6426777 Hybrid camera selectively using either silver-halide-type photographic film or photoelectric-conversion-type image sensor 2002-07-30
6417828 Liquid crystal composition, liquid crystal device, driving method thereof and liquid crystal apparatus Mineto Yagyu, Yukio Hanyu, Masahiro Terada, Koji Noguchi, Kouki Nukanobu 2002-07-09
6411770 Data recording method and apparatus Norikazu Ito, Hiroyuki Fujita, Satoshi Yoneya, Masakazu Yoshimoto, Satoshi Katsuo +4 more 2002-06-25
6399168 Decorative tape adhesive molding Katsushi Ito, Junji Koizumi, Sadao Nada, Tetsumi Ichioka 2002-06-04
6389892 Liquid level detection device and method of manufacturing conductor electrode used therefor Naoki Sato 2002-05-21
6374059 Image reader incorporated in electro-developing type camera and electro-developing recording medium used therein Yasuhiro Yamamoto, Tahei Morisawa, Masato Okabe, Hironori Kamiyama, Osamu Shimizu +1 more 2002-04-16
6374258 Data recording and reproducing apparatus and method for recording and reproducing data from a non-linear recording medium Hiroyuki Fujita, Norikazu Ito, Satoshi Yoneya, Masakazu Yoshimoto, Satoshi Katsuo +3 more 2002-04-16
6367066 System for synthesizing a circuit by re-writing signed variables into unsigned variables and sharing resources for identical operations having different timing 2002-04-02
6349349 System for linking a main control unit to data receiving and transmitting units and a first and second storage units by a network Hiroyuki Fujita, Norikazu Ito, Satoshi Yoneya, Masakazu Yoshimoto, Satoshi Katsuo +7 more 2002-02-19
6337713 Processor for image-pixel signals derived from divided sections of image-sensing area of solid-type image sensor 2002-01-08