Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12306130 | Electrochemical sensor unit, electrode for electrochemical sensor, and method of manufacturing electrode for electrochemical sensor | Yohei Otoki, Fumimasa Horikiri | 2025-05-20 |
| 9853182 | Gallium nitride-based light emitting diode | Seung Kyu Choi, Chae Hon Kim, Jung Whan Jung, Ki Bum Nam, Kenji Shimoyama | 2017-12-26 |
| 9711681 | Nitride semiconductor | Hideyoshi Horie | 2017-07-18 |
| 9362449 | High efficiency light emitting diode and method of fabricating the same | Chang Yeon Kim, Dae-sung Cho, Ki Bum Nam, Young-Wug Kim, Jong Kyun You +2 more | 2016-06-07 |
| 9048100 | Nitride semiconductor and nitride semiconductor crystal growth method | Hideyoshi Horie | 2015-06-02 |
| 8652948 | Nitride semiconductor, nitride semiconductor crystal growth method, and nitride semiconductor light emitting element | Hideyoshi Horie | 2014-02-18 |
| 8624220 | Nitride semiconductor | Hideyoshi Horie | 2014-01-07 |
| 6154479 | VCSELs (vertical-cavity surface emitting lasers) and VCSEL-based devices | Takashi Yoshikawa, Hideo Kosaka | 2000-11-28 |
| 5778018 | VCSELs (vertical-cavity surface emitting lasers) and VCSEL-based devices | Takashi Yoshikawa, Hideo Kosaka | 1998-07-07 |
| 5637511 | Vertical-to-surface transmission electro-photonic device and method for fabricating the same | — | 1997-06-10 |
| 5500868 | Vertical-to-surface transmission electro-photonic device with ion implanted current control regions | — | 1996-03-19 |
| 5237581 | Semiconductor multilayer reflector and light emitting device with the same | Susumu Asada | 1993-08-17 |
| 5208820 | Optical device with low-resistive multi-level reflecting structure | Mitsunori Sugimoto | 1993-05-04 |