Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411027 | Power generation sensor | Ami Tanaka, Shiyuya IMOTO, Fumiyasu Utsunomiya | 2025-09-09 |
| 12401274 | Electronic device including boost circuit | Fumiyasu Utsunomiya, Ami Tanaka | 2025-08-26 |
| 12260290 | Two-dimensional code, generation device, and reading device | Yohei Fukumizu, Junichi Misawa, Kentaro Kimura | 2025-03-25 |
| 12255535 | Electronic device including boost circuit | Fumiyasu Utsunomiya, Ami Tanaka | 2025-03-18 |
| 12245923 | Power generation sensor | Ami Tanaka, Shiyuya IMOTO, Fumiyasu Utsunomiya | 2025-03-11 |
| 12032006 | Battery-less sensor circuit | Fumiyasu Utsunomiya, Ami Tanaka, Yasuhiro Hiraga, Shunta Furumura | 2024-07-09 |
| 11523945 | Device for assessing need to replace absorbent member | Ami Tanaka, Ryota Suematsu, Hiroya Sakamoto | 2022-12-13 |
| 11480464 | Optical sensor | Fumiyasu Utsunomiya, Ami Tanaka | 2022-10-25 |
| 11310971 | Plant cultivation system, controller, and plant cultivation method | Ami Tanaka, Syuuichi Okamoto, Ryoma Furumori, Fumiyasu Utsunomiya | 2022-04-26 |
| 10794770 | Signal detection circuit and signal detection method | Fumiyasu Utsunomiya, Ami Tanaka | 2020-10-06 |
| 10447155 | Power source device | Fumiyasu Utsunomiya, Ami Tanaka | 2019-10-15 |
| 10355588 | Power source device including voltage boost circuit | Fumiyasu Utsunomiya, Ami Tanaka | 2019-07-16 |
| 10333400 | Boost DC-DC converter including a switching element | Fumiyasu Utsunomiya, Ami Tanaka | 2019-06-25 |
| 10075068 | Power source device | Fumiyasu Utsunomiya, Ami Tanaka | 2018-09-11 |
| 9923411 | Electronic device | Fumiyasu Utsunomiya, Ami Tanaka | 2018-03-20 |
| 9236747 | Electronic device | Fumiyasu Utsunomiya, Ami Tanaka | 2016-01-12 |
| 8891815 | Invisible information embedding apparatus, invisible information detecting apparatus, invisible information embedding method, invisible information detecting method, and storage medium | Naoto Hanyu, Hiroshi Fukui, Kenichi Sakuma, Kazuma Kitamura | 2014-11-18 |
| 6624666 | Differential type logic circuit | Toshishige Shimamura | 2003-09-23 |
| 6426261 | Logic circuit and its fabrication method | Koji Fujii | 2002-07-30 |
| 6320418 | Self-timed pipelined datapath system and asynchronous signal control circuit | Koji Fujii | 2001-11-20 |
| 6242951 | Adiabatic charging logic circuit | Shunji Nakata, Mitsuru Harada, Ken Takeya | 2001-06-05 |
| 6225827 | Dynamic logic circuit and self-timed pipelined datapath system | Koji Fujii | 2001-05-01 |
| 6140836 | Self-timed pipelined datapath system and asynchronous signal control circuit | Koji Fujii | 2000-10-31 |
| 6111427 | Logic circuit having different threshold voltage transistors and its fabrication method | Koji Fujii | 2000-08-29 |
| 5821769 | Low voltage CMOS logic circuit with threshold voltage control | — | 1998-10-13 |