Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5498572 | Method of manufacturing semiconductor device | Toshihiko Shiga, Tomoki Oku | 1996-03-12 |
| 5496748 | Method for producing refractory metal gate electrode | Yasutaka Kohno | 1996-03-05 |
| 5371596 | Optical apparatus components having spectrally overlapping characteristics for measuring semiconductor layer thickness | Seizi Nishizawa, Tokuji Takahashi, Ryoichi Fukasawa | 1994-12-06 |
| 5227861 | Apparatus for and method of evaluating multilayer thin film | Seizi Nishizawa, Ryoichi FUKAZAWA, Tokuzi Takahashi | 1993-07-13 |
| 5179040 | Method of making a semiconductor laser device | — | 1993-01-12 |
| 5111471 | Semiconductor laser device | — | 1992-05-05 |
| 5053356 | Method for production of a semiconductor laser | Shigeru Mitsui | 1991-10-01 |
| 5047364 | Method for making a multi-point emission type semiconductor laser device | — | 1991-09-10 |
| 5045500 | Method of making a semiconductor laser | Shigeru Mitsui, Tetsuya Yagi | 1991-09-03 |
| 5040039 | Semiconductor photodetector device | Misao Hironaka | 1991-08-13 |
| 5012478 | Monolithic multiple beam semiconductor laser | Hitoshi Kagawa, Masaki Mori | 1991-04-30 |
| 5003549 | Semiconductor laser | Shigeru Mitsui | 1991-03-26 |
| 4964135 | Semiconductor laser | Shigeru Mitsui, Tetsuya Yagi | 1990-10-16 |
| 4926432 | Semiconductor laser device | — | 1990-05-15 |
| 4916710 | Multi-point emission type semiconductor laser device therefor | — | 1990-04-10 |
| 4852112 | Semiconductor laser with facet protection film of selected reflectivity | Hitoshi Kagawa | 1989-07-25 |