Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9625121 | Light emitting device, vehicle headlamp, illumination device, and vehicle | Yasuo Fukai, Yoshiyuki Takahira, Koji Takahashi, Yosuke Maemura | 2017-04-18 |
| 8823258 | Light source, light-emitting device, light source for backlight, display device, and method for producing light source | Tatsuya Ryowa, Makoto Izumi, Kazunori Annen, Masato Ohno | 2014-09-02 |
| 6358822 | Method of epitaxially growing III-V compound semiconductor containing nitrogen and at least another group V element utilizing MBE | — | 2002-03-19 |
| 5786269 | II-VI group compound semiconductor device and method for manufacturing the same | Masanori Murakami, Yasuo Koide, Nobuaki Teraguchi | 1998-07-28 |
| 5767536 | II-VI group compound semiconductor device | Masanori Murakami, Yasuo Koide, Nobuaki Teraguchi | 1998-06-16 |
| 5747827 | Optoelectronic semiconductor device having a miniband | Geoffrey Duggan, Nobuaki Teraguchi, Judy Megan Rorison | 1998-05-05 |
| 5616937 | Compound semiconductor luminescent device | Masahiko Kitagawa | 1997-04-01 |
| 5587609 | II-VI group compound semiconductor device metallic nitride ohmic contact for p-type | Masanori Murakami, Yasuo Koide, Nobuaki Teraguchi | 1996-12-24 |
| 5554877 | Compound semiconductor electroluminescent device | Masahiko Kitagawa | 1996-09-10 |
| 5508522 | Method for producing a group II-VI compound semiconductor thin film and a group II-VI compound semiconductor device | Kenji Nakanishi, Masahiko Kitagawa, Shinya Hirata | 1996-04-16 |
| 5416884 | Semiconductor waveguide structure of a II-VI group compound | Shinya Hirata, Masahiko Kitagawa | 1995-05-16 |
| 5270614 | Luminescent material | Masahiko Kitagawa, Kenji Nakanishi | 1993-12-14 |
| 5237182 | Electroluminescent device of compound semiconductor with buffer layer | Masahiko Kitagawa, Kenji Nakanishi | 1993-08-17 |
| 5204283 | Method of growth II-VI semiconducting compounds | Masahiko Kitagawa | 1993-04-20 |
| 5198690 | Electroluminescent device of II-IV compound semiconductor | Masahiko Kitagawa, Kenji Nakanishi | 1993-03-30 |
| 5187116 | Process for preparing electroluminescent device of compound semiconductor | Masahiko Kitagawa, Kenji Nakanishi | 1993-02-16 |
| 5113233 | Compound semiconductor luminescent device | Masahiko Kitagawa | 1992-05-12 |
| 5103269 | Electroluminescent device of compound semiconductor comprising ZnS or ZnS and ZnSe | Masahiko Kitagawa, Kenji Nakanishi | 1992-04-07 |
| 5100832 | Process for preparing epitaxial compound semiconductor | Masahiko Kitagawa, Kenji Nakanishi | 1992-03-31 |
| 5057183 | Process for preparing epitaxial II-VI compound semiconductor | Masahiko Kitagawa | 1991-10-15 |
| 5055363 | Electroluminescent device of compound semiconductor | Masahiko Kitagawa | 1991-10-08 |
| 5037709 | Electroluminescent device of compound semiconductor | Masahiko Kitagawa | 1991-08-06 |
| 4988579 | Electroluminescent device of compound semiconductor | Masahiko Kitagawa | 1991-01-29 |
| 4916496 | ZnS blue light emitting device | Satoshi Yamaue, Masahiko Kitagawa, Shigeo Nakajima | 1990-04-10 |
| 4869776 | Method for the growth of a compound semiconductor crystal | Masahiko Kitagawa, Satoshi Yamaue, Shigeo Nakajima | 1989-09-26 |