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USPTO Patent Rankings Data through Dec 31, 2025
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Takamichi Aoki — 17 Patents

Hitachi: 12 patents #3,473 of 28,497Top 15%
DIDic: 3 patents #189 of 844Top 25%
HHHitachi High-Technologies: 2 patents #1,236 of 1,200Top 105%
AIAisin: 1 patents #310 of 1,000Top 35%
Tokyo, JP: #9,037 of 90,295 inventorsTop 15%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Takamichi Aoki has been granted 17 US patents while listed as an inventor at Hitachi. The first was granted in 2017 and the most recent in August 2025. Takamichi Aoki ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Takamichi Aoki in Tokyo, JP.

Patents per Year

Patents granted per year, 2017 to 2025Bar chart with a peak of 4 patents in 2020.peak 42017: 1 patents20172018: 1 patents20182019: 2 patents20192020: 4 patents20202021: 1 patents20212022: 2 patents20222023: 2 patents20232024: 2 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12382573 Accelerator and particle therapy system Takayoshi Seki, Yuto Nakashima 2025-08-05
12344744 Polyarylene sulfide resin composition, molded article obtained by molding same, laminate, and production method thereof Tomomichi Kanda 2025-07-01
12115754 Layered product Tomomichi Kanda 2024-10-15 $19,078,000
12114415 Circular accelerator — 2024-10-08
11849533 Circular accelerator, particle therapy system with circular accelerator, and method of operating circular accelerator Takamitsu Hae, Takayoshi Seki, Kazuyoshi Saitou, Fumiaki Noda, Kazuo Hiramoto 2023-12-19
11570881 Circular accelerator, particle therapy system with circular accelerator, and method of operating circular accelerator Takamitsu Hae, Takayoshi Seki, Kazuyoshi Saitou, Fumiaki Noda, Kazuo Hiramoto 2023-01-31
11539059 Fuel cell system Satoshi Kato, Takeshi Kitamura, Tomomichi Kanda 2022-12-27
11457523 Circular accelerator — 2022-09-27
11097126 Accelerator and particle therapy system Yuto Nakashima 2021-08-24
10757799 Particle beam accelerator and particle beam therapy apparatus Chishin HORI 2020-08-25
10625098 Particle irradiation system and particle therapy system Yuto Nakashima 2020-04-21
10624201 Circular accelerator Fuutarou Ebina, Yuto Nakashima 2020-04-14
10548212 Accelerator and particle beam irradiation system Fuutarou Ebina, Masumi Umezawa, Shigemitsu Hara, Hideaki Nishiuchi, Takayoshi Seki 2020-01-28
10456602 Particle therapy system Fuutarou Ebina 2019-10-29
10306745 Accelerator and particle beam irradiation system Fuutarou Ebina, Hideaki Nishiuchi, Shigemitsu Hara, Masumi Umezawa, Takayoshi Seki 2019-05-28
10117320 Accelerator and particle beam irradiation system Futaro EBINA, Hideaki Nishiuchi, Shigemitsu Hara, Masumi Umezawa, Takayoshi Seki 2018-10-30
9566039 Bed positioning system for radiation therapy Toru Umekawa 2017-02-14

Frequent Collaborators

Takayoshi Seki6 shared
Fuutarou Ebina4 shared
Yuto Nakashima4 shared
Masumi Umezawa3 shared
Hideaki Nishiuchi3 shared
Shigemitsu Hara3 shared

Nearby-Ranked Inventors

Michael John Caelwaerts17
Umut Zalluhoglu17
Austino Longo17
Till Bredbeck17
Mircea Grigore17
Achim Klein17
Manesh Nadupparambil Sekharan17
Yoshiaki Nishikawa17
Evan Sparks17