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USPTO Patent Rankings Data through Dec 31, 2025
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Ami Tanaka — 15 Patents

ABAblic: 13 patents #6 of 167Top 4%
TTThe Ritsumeikan Trust: 9 patents #2 of 141Top 2%
SISeiko Instruments: 1 patents #836 of 1,437Top 60%
SSSii Semiconductor: 1 patents #59 of 108Top 55%
Ohara, JP: #38 of 186 inventorsTop 25%
Overall (All Time): #307,048 of 4,157,543Top 8%
15 Patents All Time
Ami Tanaka has been granted 15 US patents while listed as an inventor at Ablic. The first was granted in 2016 and the most recent in September 2025. Ami Tanaka ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Ami Tanaka in Ohara, JP.

Patents per Year

Patents granted per year, 2016 to 2025Bar chart with a peak of 4 patents in 2025.peak 42016: 1 patents20162018: 2 patents20182019: 3 patents20192020: 1 patents20202022: 3 patents20222024: 1 patents20242025: 4 patents2025

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12411027 Power generation sensor Takakuni Douseki, Shiyuya IMOTO, Fumiyasu Utsunomiya 2025-09-09
12401274 Electronic device including boost circuit Fumiyasu Utsunomiya, Takakuni Douseki 2025-08-26
12255535 Electronic device including boost circuit Fumiyasu Utsunomiya, Takakuni Douseki 2025-03-18
12245923 Power generation sensor Takakuni Douseki, Shiyuya IMOTO, Fumiyasu Utsunomiya 2025-03-11
12032006 Battery-less sensor circuit Fumiyasu Utsunomiya, Takakuni Douseki, Yasuhiro Hiraga, Shunta Furumura 2024-07-09
11523945 Device for assessing need to replace absorbent member Takakuni Douseki, Ryota Suematsu, Hiroya Sakamoto 2022-12-13
11480464 Optical sensor Fumiyasu Utsunomiya, Takakuni Douseki 2022-10-25
11310971 Plant cultivation system, controller, and plant cultivation method Takakuni Douseki, Syuuichi Okamoto, Ryoma Furumori, Fumiyasu Utsunomiya 2022-04-26
10794770 Signal detection circuit and signal detection method Fumiyasu Utsunomiya, Takakuni Douseki 2020-10-06
10447155 Power source device Fumiyasu Utsunomiya, Takakuni Douseki 2019-10-15
10355588 Power source device including voltage boost circuit Fumiyasu Utsunomiya, Takakuni Douseki 2019-07-16
10333400 Boost DC-DC converter including a switching element Fumiyasu Utsunomiya, Takakuni Douseki 2019-06-25
10075068 Power source device Fumiyasu Utsunomiya, Takakuni Douseki 2018-09-11
9923411 Electronic device Fumiyasu Utsunomiya, Takakuni Douseki 2018-03-20
9236747 Electronic device Fumiyasu Utsunomiya, Takakuni Douseki 2016-01-12

Frequent Collaborators

Takakuni Douseki15 shared
Fumiyasu Utsunomiya14 shared
Shiyuya IMOTO2 shared
Yasuhiro Hiraga1 shared
Ryoma Furumori1 shared
Shunta Furumura1 shared

Nearby-Ranked Inventors

Naoya Kasahara15
Aaron Larry Snyder15
Avishay Meron15
Stuart Hatfield15
Satoshi KUNIYASU15
Ashton Mason15
Theodore Yuchiang Cheng15
Richard Sharbaugh15
Rajen Bhatt15