Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12333892 | Illumination device and gaming machine equipped with same | Masaaki Sumi, Takahiro Ono, Takehiro Agata | 2025-06-17 |
| 12142678 | Semiconductor device | Hironao NAKAMURA, Ryosuke Okawa | 2024-11-12 |
| 12051747 | Semiconductor device | Michiya Otsuji, Hironao NAKAMURA, Ryosuke Okawa | 2024-07-30 |
| 11769829 | Semiconductor device | Masahide Taguchi | 2023-09-26 |
| 11637176 | Semiconductor device | Hironao NAKAMURA, Ryosuke Okawa, Tsubasa Inoue, Akira Kimura | 2023-04-25 |
| 11069783 | Semiconductor device, semiconductor module, and packaged semiconductor device | Toshikazu Imai, Ryosuke Okawa, Takeshi Imamura, Mitsuaki Sakamoto, Kazuma Yoshida +4 more | 2021-07-20 |
| 11056563 | Semiconductor device, semiconductor module, and packaged semiconductor device | Toshikazu Imai, Ryosuke Okawa, Takeshi Imamura, Mitsuaki Sakamoto, Kazuma Yoshida +4 more | 2021-07-06 |
| 11056589 | Semiconductor device | Yoshihiro Matsushima, Shigetoshi Sota, Toshikazu Imai, Ryosuke Okawa, Kazuma Yoshida +1 more | 2021-07-06 |
| 10955337 | Method of estimating optical physical property value distribution, computer-readable recording medium and optical physical property value distribution estimating apparatus | Nobuyuki Hirai | 2021-03-23 |
| 10854744 | Semiconductor device | Yoshihiro Matsushima, Shigetoshi Sota, Toshikazu Imai, Ryosuke Okawa, Kazuma Yoshida +1 more | 2020-12-01 |
| 10636906 | Semiconductor device including first and second metal oxide semiconductor transistors | Tomonari Ota, Shigetoshi Sota, Takeshi Imamura, Toshikazu Imai, Ryosuke Okawa +3 more | 2020-04-28 |
| D813182 | Semiconductor device | Toshikazu Imai, Ryosuke Okawa, Takeshi Imamura, Kazuma Yoshida, Shigetoshi Sota | 2018-03-20 |
| 9542795 | Switch unit and game machine | Ryoji Okazaki, Junya Fujita | 2017-01-10 |
| 7541860 | Current control circuit used for voltage booster circuit | Tadayoshi Nakatsuka | 2009-06-02 |
| 7337547 | High frequency switching circuit device | Kenichi Hidaka, Yasuyuki Masumoto, Tadayoshi Nakatsuka, Atsushi Watanabe, Katsushi Tara | 2008-03-04 |
| 7301710 | Optical system, and optical apparatus | Kimihiko Nishioka, Kentaro Sekiyama, Tetsuo Nagata | 2007-11-27 |
| 7265604 | High-frequency switch circuit arrangement | Tadayoshi Nakatsuka | 2007-09-04 |
| 7250642 | Field-effect transistor | Yasuyuki Masumoto, Atsushi Watanabe, Kenichi Hidaka | 2007-07-31 |
| 7209295 | Optical system, and optical apparatus | Kimihiko Nishioka, Kentaro Sekiyama, Tetsuo Nagata | 2007-04-24 |
| 6950245 | Optical system, and optical apparatus | Kimihiko Nishioka, Kentaro Sekiyama, Tetsuo Nagata | 2005-09-27 |
| 6833966 | Optical system, and optical apparatus | Kimihiko Nishioka, Kentaro Sekiyama, Tetsuo Nagata | 2004-12-21 |
| 6327493 | Light scanning devices of a water-tight structure to be inserted into a body cavity to obtain optical information on inside of a biological tissue | Takeshi Ozawa, Mamoru Kaneko, Akihiro Horii, Atsushi Okawa, Hiroki Hibino +13 more | 2001-12-04 |
| 6069698 | Optical imaging apparatus which radiates a low coherence light beam onto a test object, receives optical information from light scattered by the object, and constructs therefrom a cross-sectional image of the object | Takeshi Ozawa, Mamoru Kaneko, Akihiro Horii, Hitoshi Ueno, Sakae Takehana +14 more | 2000-05-30 |
| 5085159 | Needle thread feed regulating device for overseaming sewing machine | Takashi Kasuda, Yukihiro Nishimura, Shozo Hikiguchi, Minoru Nakano, Kazuo Noguchi | 1992-02-04 |