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 26–50 of 462 patents

Patent #TitleCo-InventorsDate
11319189 Elevator Junichi Nakagawa, Yuji Morooka, Yusuke Ono 2022-05-03
11204578 Cleaning device, waste toner recovery device, and image forming device Kazutoshi Sugitani, Masakazu Shirai, Hibiki Sasaki, Kaoru Matsushita, Kiyotoshi Kaneyama +1 more 2021-12-21
11188018 Medium transport device and image forming apparatus Kentaro Iwamoto, Kiyotoshi Kaneyama, Kaoru Matsushita, Hibiki Sasaki, Toshihiko KAMIYAMA +4 more 2021-11-30
11188017 Adjusting mechanism of image forming apparatus Kiyotoshi Kaneyama, Hibiki Sasaki, Kaoru Matsushita, Kentaro Iwamoto, Toshihiko KAMIYAMA +1 more 2021-11-30
11178137 System for IoT devices communicating with server using a tentative common key Takahide Todoroki, Kazuhiko Noto 2021-11-16
11081133 Glass for magnetic recording medium substrate, magnetic recording medium substrate, magnetic recording medium and glass spacer for magnetic recording and reproducing apparatus Kazuaki Hashimoto 2021-08-03
11067941 Image forming apparatus including a roller support unit and a contact portion Masakazu Shirai, Kazutoshi Sugitani, Hibiki Sasaki, Kaoru Matsushita, Kiyotoshi Kaneyama 2021-07-20
11009813 Image forming apparatus including a dispersion unit Kaoru Matsushita, Kazutoshi Sugitani, Masakazu Shirai, Hibiki Sasaki, Kiyotoshi Kaneyama 2021-05-18
11008409 Method for producing butene polymer Tatsuo Yamaguchi, Tatsuya Chiba, Teruhisa Kuroki 2021-05-18
10840288 Imaging device, imaging apparatus, and image input device 2020-11-17
10828717 Lap welding method of steel sheet and lap weld joint of steel sheet Seiji Furusako, Tohru Okada, Yasunobu Miyazaki 2020-11-10
10791244 Information processing apparatus and non-transitory computer readable medium storing program 2020-09-29
10659631 Information processing apparatus, information processing method, and non-transitory computer readable medium for displaying simplified operation screen 2020-05-19
10639594 Zeolite membrane, production method therefor, and separation method using same Satoshi Imasaka, Masaya Itakura, Yasuhisa Hasegawa 2020-05-05
10603702 Method for producing metal sheet with raised lines, metal sheet with raised lines, and structural component Hitoshi Nikaido, Toru Yonebayashi, Teruo Ito, Daiki KAMADA 2020-03-31
10596613 Producing method, producing apparatus and producing equipment line of press formed product Ryuichi NISHIMURA, Yoshiaki Nakazawa, Toru Yonebayashi 2020-03-24
10552940 Medical image diagnostic apparatus for enlarging and reconstructive image portions Masahiko Yamazaki, Takashi Kurihara, Yuki Kato, Takahito Watanabe 2020-02-04
10544474 High-strength cold-rolled steel sheet and method for producing the same Masafumi Azuma, Takayuki Nozaki, Chisato Wakabayashi, Hiroyuki Kawata, Nobuhiro Fujita 2020-01-28
10544475 Hot-stamped steel, cold-rolled steel sheet and method for producing hot-stamped steel Yoshihiro Suwa, Toshiki Nonaka, Manabu Naruse, Yasunori Iwasa, Yoshifumi Kobayashi 2020-01-28
10526690 High-strength hot-dip galvanized steel sheet Shintaro Yamanaka, Soshi Fujita 2020-01-07
10464116 Method of manufacturing plate-like molded body having a plurality of thickened portions, and plate-like molded body having a plurality of thickened portions Yoshiaki Nakazawa, Kojiro AKIBA 2019-11-05
10422871 Object recognition apparatus using a plurality of object detecting means Yusuke Matsumoto, Ryo Takaki, Akira Isogai, Ichiro Aizawa, Jun Tsuchida 2019-09-24
10408987 Wavelength conversion member and backlight unit including same, and liquid crystal display device Naoyoshi YAMADA 2019-09-10
10372422 Performance verification device for verifying performance of program, method, and recording medium having program recorded thereon for causing computer to perform the method Rika Ono 2019-08-06
10351936 High-strength hot-dip galvanized steel sheet and process for producing the same Shintaro Yamanaka, Soshi Fujita 2019-07-16