Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7538014 | Method of producing crystalline semiconductor material and method of fabricating semiconductor device | Dharam Pal Gosain, Akio Machida, Toshio Fujino, Junichi Sato | 2009-05-26 |
| 7189665 | Manufacturing method for crystalline semiconductor material and manufacturing method for semiconductor device | Yukihisa Hitsuda, Toshio Fujino, Michinori Shiomi, Junichi Sato | 2007-03-13 |
| 7169690 | Method of producing crystalline semiconductor material and method of fabricating semiconductor device | Dharam Pal Gosain, Akio Machida, Toshio Fujino, Junichi Sato | 2007-01-30 |
| 7144793 | Method of producing crystalline semiconductor material and method of fabricating semiconductor device | Dharam Pal Gosain, Akio Machida, Toshio Fujino, Junichi Sato | 2006-12-05 |
| 6972246 | Method for manufacturing an oriented crystalline semiconductor using a pulsed laser | Yukihisa Hitsuda, Toshio Fujino, Michinori Shiomi, Junichi Sato | 2005-12-06 |
| 6031244 | Luminescent semiconductor device with antidiffusion layer on active layer surface | Hiroyasu Noguchi, Akira Ishibashi, Atsushi Toda, Satoshi Taniguchi, Tomonori Hino +1 more | 2000-02-29 |
| 5898662 | Semiconductor light emitting device, its manufacturing method and optical recording and/or reproducing apparatus | Akira Ishibashi, Satoshi Taniguchi, Tomonori Hino, Takashi Kobayashi, Norikazu Nakayama | 1999-04-27 |
| 5872023 | Method of fabricating of light emitting device with controlled lattice mismatch | Masashi Shiraishi, Satoshi Ito, Akira Ishibashi, Masao Ikeda, Hiroyuki Okuyama +3 more | 1999-02-16 |
| 5828086 | Semiconductor light emitting device with a Mg superlattice structure | Akira Ishibashi, Satoshi Matsumoto, Masaharu Nagai, Satoshi Ito, Shigetaka Tomiya +1 more | 1998-10-27 |
| 5766345 | Epitaxial growth method of semiconductor | Shigetaka Tomiya, Satoshi Ito, Rikako Minatoya | 1998-06-16 |
| 5740193 | Semiconductor light-emitting device | Hiroyuki Okuyama, Akira Ishibashi, Eisaku Kato, Hiroshi Yoshida, Masakazu Ukita +2 more | 1998-04-14 |
| 5665977 | Semiconductor light emitting device with defect decomposing and blocking layers | Akira Ishibashi, Satoshi Matsumoto, Masaharu Nagai, Satoshi Ito, Shigetaka Tomiya +1 more | 1997-09-09 |
| 5657336 | Semiconductor light-emitting device | Hiroyuki Okuyama, Akira Ishibashi, Eisaku Kato, Hiroshi Yoshida, Masakazu Ukita +2 more | 1997-08-12 |
| 5633514 | Semiconductor light emitting device with lattice-matching and lattice-mismatching | Masashi Shiraishi, Satoshi Ito, Akira Ishibashi, Masao Ikeda, Hiroyuki Okuyama +3 more | 1997-05-27 |
| 5567960 | II/VI-compound semiconductor light emitting device | Akira Ishibashi, Satoshi Ito, Hiroyuki Okuyama, Kenji Kondo, Reiko Takeishi | 1996-10-22 |
| 5515393 | Semiconductor laser with ZnMgSSe cladding layers | Hiroyuki Okuyama, Katsuhiro Akimoto, Takao Miyajima, Masafumi Ozawa, Yuko Morinaga +2 more | 1996-05-07 |