Issued Patents All Time
Showing 1–25 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12381565 | Semiconductor integrated circuit | Tuan Van Pham, Masahisa Tamura | 2025-08-05 |
| 12218638 | Electronic device and electroacoustic conversion apparatus | Daisuke Miyazaki | 2025-02-04 |
| 11714110 | Detector to detect input voltage outside a guaranteed operating range | — | 2023-08-01 |
| 10650855 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2020-05-12 |
| 10381037 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2019-08-13 |
| 10254551 | Virtual image display device | Tomo Kishigami, Nozomi Nakagawa | 2019-04-09 |
| 10194083 | Wobble detection device | Nobou Takeshita | 2019-01-29 |
| 10002634 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2018-06-19 |
| 9817233 | Image display device | Nozomi Nakagawa, Tomo Kishigami, Nobuo Takeshita | 2017-11-14 |
| 9800844 | Image projection apparatus | Tomo Kishigami, Toshiya Matozaki, Nobuo Takeshita | 2017-10-24 |
| 9741387 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2017-08-22 |
| 9488829 | Optical scanning device and projector | Toshiya Matozaki, Nobuo Takeshita | 2016-11-08 |
| 9470889 | Laser scanning device | Toshiya Matozaki, Tomo Kishigami, Nobuo Takeshita | 2016-10-18 |
| 9147425 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2015-09-29 |
| 8942074 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2015-01-27 |
| 8891342 | Optical head device and optical disc device | Toshiya Matozaki, Nobuo Takeshita | 2014-11-18 |
| 8873359 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2014-10-28 |
| 8854937 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2014-10-07 |
| 8848499 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2014-09-30 |
| 8837266 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2014-09-16 |
| 8830805 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2014-09-09 |
| 8830804 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2014-09-09 |
| 8824259 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2014-09-02 |
| 8824258 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2014-09-02 |
| 8824257 | Optical disc and optical disc device | Nobuo Takeshita, Masaharu Ogawa | 2014-09-02 |