Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5244500 | Process control system of semiconductor vapor phase growth apparatus | — | 1993-09-14 |
| 4982693 | Semiconductor vapor phase growing apparatus | — | 1991-01-08 |
| RE33326 | Semiconductor vapor phase growing apparatus | Shigetugu Matunaga | 1990-09-11 |
| 4807561 | Semiconductor vapor phase growth apparatus | — | 1989-02-28 |
| 4772485 | Process control system of semiconductor vapor phase growing apparatus | — | 1988-09-20 |
| 4770121 | Semiconductor vapor phase growing apparatus | Yoshizo Komiyama | 1988-09-13 |
| 4430959 | Semiconductor vapor phase growing apparatus | Shigetugu Matunaga | 1984-02-14 |
| 4305128 | Method and apparatus for controlling orientation of tools | Takao Manabe, Shoichi Shin | 1981-12-08 |
| 4288851 | Method of determining position of openings adapted to receive fret saw blade of numerically controlled fret saw machines | Takao Manabe, Shouichi Shin | 1981-09-08 |