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

Shunsuke Kobayashi — 45 Patents

Fujitsu Limited: 15 patents #1,986 of 24,456Top 9%
UNUnknown: 5 patents #3,065 of 83,584Top 4%
SCStanley Electric Co.: 4 patents #170 of 1,072Top 20%
HKHamamatsu Photonics K.K.: 3 patents #547 of 1,436Top 40%
DLDenso Ten Limited: 3 patents #47 of 359Top 15%
DIDic: 2 patents #286 of 844Top 35%
SCSanyo Semiconductor Co.: 1 patents #143 of 323Top 45%
SESeiko Epson: 1 patents #5,551 of 7,774Top 75%
Tdk: 1 patents #2,493 of 3,796Top 70%
TCTeikoku Chemical Industry Co.: 1 patents #6 of 31Top 20%
ATAgency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
TFTokyo University Of Science Foundation: 1 patents #82 of 252Top 35%
Toyota: 1 patents #15,486 of 26,838Top 60%
LPLenovo (Singapore) Pte.: 1 patents #1,155 of 1,301Top 90%
DCDai-Ichi Seiko Co.: 1 patents #82 of 124Top 70%
Ricoh Company: 1 patents #6,943 of 9,818Top 75%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
JCJapan Carlit Co.: 1 patents #28 of 63Top 45%
JMJx Nippon Mining & Metals: 1 patents #167 of 262Top 65%
MCMurata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
NKNippon Kogaku K.K.: 1 patents #221 of 382Top 60%
SCSanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Yokohama, JP: #1,621 of 49,234 inventorsTop 4%
Overall (All Time): #64,393 of 4,157,543Top 2%
45 Patents All Time
Shunsuke Kobayashi has been granted 45 US patents while listed as an inventor at Fujitsu Limited. The first was granted in 1981 and the most recent in October 2025. Shunsuke Kobayashi ranks #64,393 of 4,157,543 US inventors in our database (top 1.5%). Patent records list Shunsuke Kobayashi in Yokohama, JP.

Patents per Year

Patents granted per year, 1981 to 2025Bar chart with a peak of 6 patents in 2020.peak 61981: 1 patents19811987: 1 patents1989: 1 patents1991: 1 patents19911993: 1 patents1995: 4 patents1996: 1 patents19961998: 1 patents1999: 1 patents2005: 1 patents20052009: 1 patents2010: 1 patents2011: 1 patents20112012: 1 patents2013: 2 patents2014: 2 patents20142015: 2 patents2017: 3 patents2018: 3 patents20182019: 2 patents2020: 6 patents2021: 1 patents20212022: 1 patents2023: 2 patents2024: 1 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12435382 Hot-rolled steel sheet Hiroshi Shuto, Kazumasa TSUTSUI, Jun ANDO, Koutarou Hayashi, Akifumi SAKAKIBARA 2025-10-07
12351724 Ink set, and method for producing laminate Manabu Arita 2025-07-08
12248159 Electron tube, electron tube module, and optical device Rina Konno, Ginji SUGIURA, Junichi Kondo, Yasumasa Matsuoka 2025-03-11
12142470 Electron tube Yasuyuki Egawa, Atsuhito Fukasawa, Suenori Kimura, Takayasu Nagasawa 2024-11-12
11837910 Power supply control apparatus and control method Takeshi Matsumoto, Daiki HAKUSHIMA 2023-12-05
11764605 Power supply control device and control method Takeshi Matsumoto 2023-09-19
11456707 Power amplifier circuit Takayuki Kawano 2022-09-27
10958905 Information processing apparatus, moving image encoding method, and computer-readable recording medium recording moving image encoding program XUYING LEI, Hidenobu Miyoshi, Kazuhiro Yamashita 2021-03-23
10764662 Speaker system and enclosure structure of speaker system Masashi Nakamura, Masahito Isayama, Takashi Moriki, Kazuhiko Hamada, Isamu Umegaki +1 more 2020-09-01 $470,000
10741371 Electron tube module and optical device Ginji SUGIURA, Yasumasa Matsuoka 2020-08-11
10631060 Video image reproduction device, video image distribution server, method of reproducing video image and method of distributing video image Atsushi Oguchi 2020-04-21
10631058 Video image reproduction device, video image distribution server, method of reproducing video image and method of distributing video image Atsushi Oguchi 2020-04-21
10573198 Video playback device and method Atsushi Oguchi, Masahiro Kihara, Kazumi Doi 2020-02-25
10567790 Non-transitory computer-readable storage medium for storing image compression program, image compression device, and image compression method Takato Ohashi, Yuji Nomura 2020-02-18
10504382 Video playback device and method Atsushi Oguchi, Masahiro Kihara, Kazumi Doi 2019-12-10
10284865 Encoding device, encoding method, and recording medium Yousuke Yamaguchi, Shotaro Ishikawa, Hisayoshi Naito 2019-05-07
10122012 Positive electrode active material for lithium-ion battery, a positive electrode for lithium-ion battery, and lithium-ion battery Yoshio Kajiya 2018-11-06
10096259 Video playback device and method Atsushi Oguchi, Masahiro Kihara, Kazumi Doi 2018-10-09
9955172 Video data processing device and method Yousuke Yamaguchi, Kazuhiro Yamashita, Yasuo Misuda 2018-04-24
9701144 Liquid droplet discharging apparatus 2017-07-11
9575363 Method for improving optical response and liquid crystal display device using same Kiyofumi Takeuchi, Masakazu Kaneoya 2017-02-21
9560311 Video signal encoding apparatus and video signal encoding method Akira Nakagawa 2017-01-31
9083944 Encoding apparatus, decoding apparatus, encoding method, and decoding method Akira Nakagawa, Lalitha Bhavani Susarla 2015-07-14
9083993 Video/audio data multiplexing apparatus, and multiplexed video/audio data decoding apparatus Kimihiko Kazui, Satoshi Shimada, Junpei Koyama 2015-07-14
8879581 Data transmitting device and data receiving device Atsushi Ichiki, Akira Nakagawa, Kiyoshi Kohiyama 2014-11-04