Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
AM

Akira Matsumoto — 219 Patents

FIFujifilm Business Innovation: 34 patents #151 of 1,659Top 10%
Canon: 25 patents #2,421 of 19,416Top 15%
NSNec Communication Systems: 20 patents #2 of 75Top 3%
SESeiko Epson: 14 patents #1,343 of 7,774Top 20%
Sony: 12 patents #3,704 of 25,231Top 15%
Basf Se: 11 patents #1,483 of 13,826Top 15%
RERenesas Electronics: 11 patents #284 of 4,529Top 7%
CCCiba Specialty Chemicals: 11 patents #102 of 1,233Top 9%
Sumitomo Electric Industries: 11 patents #2,408 of 21,551Top 15%
NINgk Insulators: 10 patents #329 of 2,083Top 20%
UNUnknown: 6 patents #2,010 of 83,584Top 3%
Nec: 6 patents #2,379 of 14,502Top 20%
NCNippon Shokubai Co.: 5 patents #248 of 1,108Top 25%
FUFutaba: 5 patents #28 of 292Top 10%
HCHitachi Chemical Company: 4 patents #392 of 1,946Top 25%
Panasonic: 3 patents #7,659 of 21,108Top 40%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
RJResearch Development Corporation Of Japan: 2 patents #79 of 402Top 20%
CCCapcom Co.: 2 patents #8 of 79Top 15%
SCSanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
NENec Electronics: 2 patents #384 of 1,789Top 25%
NCNagano Japan Radio Co.: 2 patents #9 of 49Top 20%
NFNtt Facilities: 2 patents #11 of 58Top 20%
MLMitsui Mining Company, Limited: 2 patents #14 of 92Top 20%
HKHamamatsu Photonics K.K.: 2 patents #676 of 1,436Top 50%
OLOrigin Electric Company, Limited: 1 patents #42 of 128Top 35%
OKOtsuka Kagaku Kabushiki Kaisya: 1 patents #86 of 183Top 50%
FCFunai Electric Co.: 1 patents #624 of 943Top 70%
SCSumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
TTThe University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
DCDainippon Ink And Chemicals: 1 patents #446 of 1,002Top 45%
YKYkc: 1 patents #3 of 9Top 35%
MCMitsubishi Chemical: 1 patents #1,786 of 3,022Top 60%
CICiba: 1 patents #10 of 81Top 15%
CLCentral Glass Company, Limited: 1 patents #505 of 968Top 55%
AUAudio-Technica: 1 patents #116 of 180Top 65%
KMKia Motors: 1 patents #3,666 of 7,429Top 50%
Toyota: 1 patents #15,486 of 26,838Top 60%
KIKurita Water Industries: 1 patents #167 of 384Top 45%
KCKyoeisha Chemical Co.: 1 patents #9 of 38Top 25%
MMMitsubishi Motors: 1 patents #856 of 1,823Top 50%
NCNanocarrier Co.: 1 patents #22 of 53Top 45%
NSNational Institute For Materials Science: 1 patents #361 of 901Top 45%
KAKaneka: 1 patents #886 of 1,525Top 60%
NINec Infrontia: 1 patents #93 of 197Top 50%
Hyundai Motor: 1 patents #6,384 of 11,886Top 55%
NINikon: 1 patents #1,647 of 2,493Top 70%
NKNippon Kayaku: 1 patents #556 of 1,103Top 55%
Yokohama, JP: #47 of 49,234 inventorsTop 1%
Overall (All Time): #2,756 of 4,157,543Top 1%
219 Patents All Time
Akira Matsumoto has been granted 219 US patents. The first was granted in 1980 and the most recent in September 2025. Akira Matsumoto ranks #2,756 of 4,157,543 US inventors in our database (top 0.07%). Patent records list Akira Matsumoto in Yokohama, JP.

Issued Patents All Time

Showing 1–25 of 219 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12416875 Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus Masashi Ikeda, Yuka Ishihara 2025-09-16
12419126 Photodetector Yusuke Otake, Junpei YAMAMOTO, Ryusei NAITO, Masahiko Nakamizo, Toshifumi Wakano 2025-09-16
12368751 Electronic device and method for controlling electronic device 2025-07-22
12349494 Light receiving device and distance measuring device Koji Neya 2025-07-01
12335446 Image reading apparatus and image forming apparatus comprising a reading portion, a first cover, a second cover and holding mechanism configured to prevent the first cover from moving to a second closed position and hold the first cover in the second open position Takayuki Fukushima 2025-06-17
12335447 Sheet discharging apparatus, image reading apparatus, and image forming apparatus 2025-06-17
12311883 Vehicle control system Yutaka HAMASAKI, Akihiko Tanio, Hiroshi Shikata, Yuki Hayakawa 2025-05-27
12256048 Image reading apparatus and image forming apparatus comprising a reading portion, the reading portion includes an image sensor, casing, transparent member and a shield member between the transparent member and casing, and electrically grounded 2025-03-18
12184436 Network control apparatus, network control method, and network control program Yuki BABA, Katsuyuki AKIZUKI, Yuji Harada, Tetsuji KAWATSU 2024-12-31
12177403 Image reading apparatus and image forming apparatus having inclined surface for easy document removal Takahiro Ono, Takayuki Fukushima, Kazuki Matsuo, Yuya Yasuda, TAKUMA TACHIBANA +5 more 2024-12-24
12149661 Document feeding, image reading, and image forming apparatus including slidable document supporting tray that pivots up from a second position and moves obliquely downward Takahiro Ono, Takayuki Fukushima, Kazuki Matsuo, Yuya Yasuda, TAKUMA TACHIBANA +5 more 2024-11-19
12126776 Image forming apparatus Takahiro Ono, Takayuki Fukushima, Kazuki Matsuo, TAKUMA TACHIBANA, Yuya Yasuda +5 more 2024-10-22
12096643 Solid-state image sensor and electronic apparatus Hiroshi Tayanaka 2024-09-17 $768,000
12046618 Photodetector Yusuke Otake, Junpei YAMAMOTO, Ryusei NAITO, Masahiko Nakamizo, Toshifumi Wakano 2024-07-23 $732,000
12028495 Image reading apparatus and image forming apparatus 2024-07-02
11943412 Sheet discharging apparatus, image reading apparatus, and image forming apparatus 2024-03-26
11936824 Image forming apparatus 2024-03-19
11855112 Sensor chip and electronic apparatus 2023-12-26 $752,000
11843742 Image forming apparatus Takahiro Ono, Takayuki Fukushima, Kazuki Matsuo, TAKUMA TACHIBANA, Yuya Yasuda +5 more 2023-12-12
11843741 Document feeding, image reading, and image forming apparatus including slidable document supports with one constituting part of an upper surface of the apparatus Takahiro Ono, Takayuki Fukushima, Kazuki Matsuo, Yuya Yasuda, TAKUMA TACHIBANA +5 more 2023-12-12
11819570 Temperature-resistant sugar-responsive gel Takayoshi SUGANAMI, Miyako Tanaka, Hiroko Matsumoto, Yuki Morooka, Yuji Miyahara 2023-11-21
11626432 Solid state image sensor and electronic device Yusuke Otake, Toshifumi Wakano, Takuya Sano, Yusuke Tanaka, Keiji Tatani +3 more 2023-04-11 $1,033,000
11595541 Sheet discharging apparatus, image reading apparatus, and image forming apparatus 2023-02-28 $27,000
11510130 Car-loaded communication apparatus, in-car communication system, communication method and program Takumi Nomura, Tetsuji KAWATSU, Katsuyuki AKIZUKI, Yuji Harada, Yuki BABA 2022-11-22
11465420 Ink jet ink set and printing method Hiroaki Kida, Hiroshi Takiguchi, Kenichiro Kubota 2022-10-11