Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11637221 | Nitride semiconductor element, nitride semiconductor light emitting element, ultraviolet light emitting element | Aya Yokoyama, Yoshihito Hagihara, Ryosuke HASEGAWA, Akira Yoshikawa, Ziyi Zhang | 2023-04-25 |
| 10937928 | Nitride semiconductor element, nitride semiconductor light emitting element, ultraviolet light emitting element | Aya Yokoyama, Yoshihito Hagihara, Ryosuke HASEGAWA, Akira Yoshikawa, Ziyi Zhang | 2021-03-02 |
| 10734225 | Nitride semiconductor substrate and method for manufacturing same | Akira Yoshikawa, Motoaki Iwaya | 2020-08-04 |
| 10700237 | Ultraviolet light-emitting devices incorporating graded layers and compositional offsets | Craig Moe, James R. Grandusky, Shawn R. Gibb, Leo J. Schowalter, Kosuke Sato | 2020-06-30 |
| 10211368 | Ultraviolet light-emitting devices incorporating graded layers and compositional offsets | Craig Moe, James R. Grandusky, Shawn R. Gibb, Leo J. Schowalter, Kosuke Sato | 2019-02-19 |
| 10211369 | Ultraviolet light-emitting devices incorporating two-dimensional hole gases | Craig Moe, James R. Grandusky, Shawn R. Gibb, Leo J. Schowalter, Kosuke Sato | 2019-02-19 |
| 9806227 | Ultraviolet light-emitting devices incorporating graded layers and compositional offsets | Craig Moe, James R. Grandusky, Shawn R. Gibb, Leo J. Schowalter, Kosuke Sato | 2017-10-31 |
| 9680057 | Ultraviolet light-emitting devices incorporating two-dimensional hole gases | Craig Moe, James R. Grandusky, Shawn R. Gibb, Leo J. Schowalter, Kosuke Sato | 2017-06-13 |
| 5506179 | Ceramics binder mixture and binding method | Hiroshi Ueda, Yasuhiko Endo | 1996-04-09 |
| 5198006 | Ceramic filter for a dust-containing gas and method for its production | Takashi Mimori, Hiroshi Maeno, Tasuhiko Endo | 1993-03-30 |
| 5073178 | Ceramic filter for a dust-containing gas and method for its production | Takashi Mimori, Hiroshi Maeno, Yasuhiko Endo | 1991-12-17 |
| 4584003 | Apparatus for treating dust-containing gas | Noriyuki Oda, Haruo Watanabe | 1986-04-22 |
| 4194917 | Fired ceramic having dense and low thermal expansion characteristics | Hiroji Sakemi, Hideji Numata, Takuro Ono | 1980-03-25 |