Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12013535 | Optical system and image display apparatus provided therewith | Masakazu Tohara | 2024-06-18 |
| 11977222 | Image display apparatus | Masakazu Tohara, Norifumi Kajimoto | 2024-05-07 |
| 11347048 | Image display device and eyepiece optical system | Masakazu Tohara | 2022-05-31 |
| 11029516 | Image display apparatus | Masakazu Tohara | 2021-06-08 |
| 10203502 | Image display apparatus | — | 2019-02-12 |
| 9798124 | Image display apparatus and image capturing apparatus | — | 2017-10-24 |
| 8411255 | Pattern forming method | Kyota Nozu | 2013-04-02 |
| 8228486 | Exposing method and device manufacturing method | — | 2012-07-24 |
| 7942158 | Ultrasonic edge washing apparatus | Yosuke Honda, Yuichi Asayama, Yuichi Maita, Tomomi Hikita, Yoshikazu Muramatsu +2 more | 2011-05-17 |
| 7744016 | Ultrasonic washing apparatus | Yosuke Honda, Yuichi Asayama, Yuichi Maita, Tomomi Hikita, Yoshikazu Muramatsu +2 more | 2010-06-29 |
| 7574945 | Mounting structure for rotary member | — | 2009-08-18 |
| RE35429 | Spark plug and the method of manufacturing the same | — | 1997-01-21 |
| RE34778 | Spark plug and method of manufacturing the same | — | 1994-11-08 |
| 4893051 | Spark plug and the method of manufacturing the same | — | 1990-01-09 |
| 4699600 | Spark plug and method of manufacturing the same | — | 1987-10-13 |
| 4540910 | Spark plug for internal-combustion engine | Kozo Takamura, Kanji Higuchi | 1985-09-10 |
| 4488081 | Ignition plug | Kanji Higuchi, Kozo Takamura, Yasuyuki Sato, Minoru Nagai | 1984-12-11 |