Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tomohiro Yamamoto — 60 Patents

Sumitomo Electric Industries: 21 patents #970 of 21,551Top 5%
Aisin Seiki Kabushiki Kaisha: 10 patents #313 of 3,782Top 9%
Panasonic: 6 patents #4,450 of 21,108Top 25%
PHPhc Holdings: 5 patents #28 of 211Top 15%
Yamaha: 4 patents #621 of 2,001Top 35%
Bridgestone: 3 patents #795 of 2,860Top 30%
ACAica Kogyo Co.: 2 patents #7 of 65Top 15%
NMNippon Steel & Sumitomo Metal: 2 patents #488 of 1,491Top 35%
UKUshio Denki Kabushiki Kaisha: 2 patents #199 of 583Top 35%
Ricoh Company: 2 patents #5,700 of 9,818Top 60%
TOTokuyama: 1 patents #280 of 562Top 50%
Toyota: 1 patents #15,486 of 26,838Top 60%
JCJapan Radio Co.: 1 patents #56 of 178Top 35%
Denso: 1 patents #6,940 of 11,792Top 60%
KUKeio University: 1 patents #190 of 781Top 25%
TCTechno Medica Co.: 1 patents #9 of 21Top 45%
Overall (All Time): #38,820 of 4,157,543Top 1%
60 Patents All Time
Tomohiro Yamamoto has been granted 60 US patents while listed as an inventor at Sumitomo Electric Industries. The first was granted in 1987 and the most recent in January 2025. Tomohiro Yamamoto ranks #38,820 of 4,157,543 US inventors in our database (top 0.93%). Patent records list Tomohiro Yamamoto in Yokohama, MH, JP.

Patents per Year

Patents granted per year, 1987 to 2025Bar chart with a peak of 6 patents in 2017.peak 61987: 1 patents19871990: 1 patents1994: 1 patents1995: 1 patents19951997: 2 patents1998: 1 patents1999: 2 patents19992000: 4 patents2001: 1 patents2002: 4 patents20022003: 1 patents2004: 5 patents2005: 2 patents20052006: 2 patents2007: 2 patents2008: 2 patents20082009: 2 patents2011: 2 patents2012: 4 patents20122013: 2 patents2014: 1 patents2016: 1 patents20162017: 6 patents2018: 3 patents2019: 5 patents20192022: 1 patents2025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 60 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12188928 Competitive immunochromatographic analysis method and immunochromatographic sensor Kazushi Misawa, Daniel Citterio, Hiroki Yamazaki 2025-01-07
11268926 Liquid sample measurement device, liquid sample measurement method, and biosensor Masaki Fujiwara 2022-03-08
10509005 Blood component measuring device, method for measuring blood component, and bio-sensor Masaki Fujiwara 2019-12-17
10355796 Method and apparatus for setting values of parameters Shunichi KAMIYA, Kotaro Terada, Masato Suzuki 2019-07-16
10344312 Blood component measurement device and blood component measurement method Masaki Fujiwara 2019-07-09
10317360 Liquid sample measurement device, liquid sample measurement method, and biosensor Masaki Fujiwara 2019-06-11
10198169 Parameter controller, storage medium and parameter controlling method Masato Suzuki 2019-02-05
10158439 Level control apparatus and storage medium Kotaro Terada 2018-12-18
10066253 Method of measuring blood component amount Masaki Fujiwara 2018-09-04
9914159 Method for producing plug for piercing-rolling Yasuto Higashida, Yasuyoshi Hidaka 2018-03-13
9845525 Equipment system for producing piercing-rolling plug Yasuyoshi Hidaka, Yasuto Higashida 2017-12-19
9840421 Chlorosilane production method Shouji Iiyama, Yukihiro Takata, Shinichirou Koyanagi, Kanji Sakata 2017-12-12
9816957 Blood component measuring device, method for measuring blood component, and bio-sensor Masaki Fujiwara 2017-11-14
9777438 Melamine decorative laminated sheet Naoshi Tanimoto, Takaharu Ito 2017-10-03
9738916 Blood component measurement device and blood component measurement method Masaki Fujiwara 2017-08-22
9712268 Level control apparatus and storage medium Kotaro Terada 2017-07-18
9403957 Sealing material Masaru Otsuka, Katsuya Seki, Youhei Takeda 2016-08-02
8906274 Sealing material and method for preparing the same 2014-12-09
8422040 Image forming system and method, management apparatus, and recording medium Yuusuke Noguchi, Akeo Maruyama, Tetsuo Ohtsuka, Yoshiya Itoh, Michio Sumiyoshi +2 more 2013-04-16
8405852 Image forming system using a management apparatus to manage software components Yuusuke Noguchi, Akeo Maruyama, Tetsuo Ohtsuka, Yoshiya Itoh, Michio Sumiyoshi +2 more 2013-03-26
8329116 Measuring chip Shuhei Tanaka, Nobuhiko Ozaki, Shinki Kojima 2012-12-11 $67,000
8168444 Substrate having channel portion including chambers, and method of transferring liquid by using the substrate Nobuhiko Ozaki 2012-05-01 $60,000
8155242 Frequency shift keying (FSK) digital signal receiving apparatus Akira Furuhashi, Takahiro Horie, Yuichi Murakami, Kazunori Ono, Frederic Coutant +1 more 2012-04-10
8105681 Composition, transfer sheet, melamine decorative board, and method for producing melamine decorative board Naoshi Tanimoto, Takaharu Ito, Katsumi Honma 2012-01-31
8050370 Digital signal receiving apparatus Akira Furuhashi, Takahiro Horie, Yuichi Murakami, Kazunori Ono, Frederic Coutant +1 more 2011-11-01