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

Daisuke Yamaguchi — 30 Patents

Sony: 8 patents #5,371 of 25,231Top 25%
Toyota: 4 patents #6,797 of 26,838Top 30%
TCTaiyo Yuden Co.: 4 patents #318 of 959Top 35%
TTThe University Of Tokyo: 4 patents #204 of 2,633Top 8%
SLSemiconductor Energy Laboratory: 3 patents #754 of 1,113Top 70%
MSMiniswys S.A: 2 patents #6 of 15Top 40%
Kabushiki Kaisha Toshiba: 2 patents #10,039 of 21,451Top 50%
MCMitsumi Electric Co.: 2 patents #346 of 935Top 40%
NENewfrey: 2 patents #186 of 476Top 40%
SCSumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
KCKanzaki Kokyukoki Mfg. Co.: 1 patents #113 of 208Top 55%
NSNippon Steel: 1 patents #2,111 of 4,423Top 50%
VFVallourec Oil And Gas France: 1 patents #75 of 144Top 55%
Overall (All Time): #121,623 of 4,157,543Top 3%
30 Patents All Time
Daisuke Yamaguchi has been granted 30 US patents while listed as an inventor at Sony. The first was granted in 2008 and the most recent in October 2025. Daisuke Yamaguchi ranks #121,623 of 4,157,543 US inventors in our database (top 2.9%). Patent records list Daisuke Yamaguchi in Tokyo, CA, JP.

Patents per Year

Patents granted per year, 2008 to 2025Bar chart with a peak of 5 patents in 2025.peak 52008: 2 patents20082011: 2 patents2012: 2 patents20122013: 2 patents2014: 3 patents20142015: 3 patents2019: 3 patents20192021: 3 patents2022: 4 patents20222024: 1 patents2025: 5 patents2025

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12441426 Fuel tank Hiroshi Takenaka, Yasuo Shinde 2025-10-14
12405440 Driving-unit operation method and controller Yoichi ITAGAKI, Masahiro Ishikawa, Michael Brumann, Raphael HOESLI 2025-09-02
12334590 Nonaqueous electrolyte secondary battery separator, nonaqueous electrolyte secondary battery member, and nonaqueous electrolyte secondary battery Akinori BANDO, Atsuhiro Takata, Yuki YONEGUCHI 2025-06-17
12205759 Magnetic coupling coil component Akihisa Matsuda, Takayuki Arai 2025-01-21
12197033 Lens driving device, camera module, and camera-mounted device Shun Suzuki, Yoichi ITAGAKI, Tomohiko Osaka, Masahiro Ishikawa, Raphael HOESLI +3 more 2025-01-14
12051726 Semiconductor device and memory device Shunpei Yamazaki, Shinobu KAWAGUCHI, Yoshihiro Komatsu, Toshikazu OHNO, Yasumasa YAMANE +1 more 2024-07-30
11459537 Sensor device and detection apparatus Ichiro Takemura, Yoshio Goto, Kyohei Yoshimitsu 2022-10-04 $401,000
11373800 Magnetic coupling coil component Takayuki Arai, Masanori Nagano, Akihisa Matsuda, Naoya TERAUCHI 2022-06-28 $558,000
11312942 Material-fixing substrate and method for producing same, and material-fixing agent used for material-fixing substrate Shunichi Suwa, Kunihiko Nagamine, Masahiro Matsumoto, Yoshio Goto, Kyohei Yoshimitsu 2022-04-26 $667,000
11217384 Magnetic coupling coil component Akihisa Matsuda, Takayuki Arai 2022-01-04 $954,000
11211461 Semiconductor device and memory device Shunpei Yamazaki, Shinobu KAWAGUCHI, Yoshihiro Komatsu, Toshikazu OHNO, Yasumasa YAMANE +1 more 2021-12-28
11114235 Magnetic coupling coil component Takayuki Arai, Masanori Nagano, Akihisa Matsuda, Naoya TERAUCHI 2021-09-07
11031506 Semiconductor device including transistor using oxide semiconductor Shunpei Yamazaki, Toshikazu OHNO, Tomonori Nakayama 2021-06-08
10370770 Plating solution for threaded connection for pipe or tube and producing method of threaded connection for pipe or tube Masanari Kimoto, Kazuya Ishii, Kunio Goto, Tatsuya Yamamoto, Masahiro Oshima +1 more 2019-08-06
10281400 Method for enhancing luminescence, substance detection method, substance detection apparatus, and luminescence enhancer Shuji Fujita, Kyohei Yoshimitsu, Seiji Yamada, Yoshio Goto 2019-05-07 $691,000
10229521 Area characteristic display device and method for controlling area characteristic display device Tamotsu Uduki, Shinya Iijima, Yasuhiro Kinoshita, Mituaki Oohara, Yukio Koori 2019-03-12
9071120 Linear actuator and boring device Kazuhiro Takahashi 2015-06-30
9053593 Vehicle data analysis method and vehicle data analysis system Hironobu Sugimoto, Shojiro Takeuchi, Satomi Yoshioka, Yoshihiro Suda, Yoichi Sato +2 more 2015-06-09 $1,387,000
8952357 Cytochrome c552 color imaging element and method of manufacturing the same, cytochrome c552 photosensor and method of manufacturing the same, cytochrome c552 photoelectric transducer and method of manufacturing the same, and cytochrome c552 electronic device Seiji Yamada, Yuichi Tokita, Yoshio Goto, Wei Luo, Daisuke Ito +1 more 2015-02-10 $362,000
8911909 Fuel leakage preventing structure and biofuel cell Tsunetoshi Samukawa, Shuji Fujita, Hiroki Mita, Takaaki Nakagawa, Yuichi Tokita 2014-12-16 $217,000
8841036 Flexible fuel cell Shuji Fujita, Takaaki Nakagawa, Ryuhei Matsumoto, Hideyuki Kumita 2014-09-23 $196,000
8665099 Inattentive state determination device and method of determining inattentive state Toshiyuki Namba, Hiroaki Sekiyama, Keisuke Okamoto, Yoshihiro OE, Yoichi Sato +4 more 2014-03-04 $1,234,000
8603822 Method for designing heat-resistant tyrosine-dependent short-chain dehydrogenase/reductase and heat-resistant tyrosine-dependent short-chain dehydrogenase/reductase Seiji Yamada, Yoshio Goto, Yuichi Tokita 2013-12-10 $112,000
8531167 Circuit Yuki Kamata, Eiji Hori, Katsuyuki Omi 2013-09-10
8178872 Molecular device, imaging device, photosensor, and electronic apparatus Yuichi Tokita, Yoshio Goto, Jusuke Shimura, Seiji Yamada, Wei Luo +1 more 2012-05-15 $146,000