Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D352911 | Processing machine for electron beam lithography system | Takashi Yamamoto, Tomoyuki Miyata, Kazunori Hasimoto, Mitsuru Ohnuma, Toshihiko Wada | 1994-11-29 |
| D349888 | Controller for semi-conductor processing machine | Takashi Yamamoto, Tomoyuki Miyata, Kazunori Hasimoto, Mitsuru Ohnuma, Toshihiko Wada | 1994-08-23 |
| D327078 | Instrument for transferring boats for thermal treatment of semiconductor wafers | Ken Nakao, Wataru Ohkase | 1992-06-16 |
| D326273 | Heat insulating cylinder for thermal treatment of semiconductor wafers | Ken Nakao, Wataru Ohkase | 1992-05-19 |
| 4955775 | Semiconductor wafer treating apparatus | Wataru Ohkase | 1990-09-11 |
| 4950870 | Heat-treating apparatus | Hiroyuki Mitsuhashi, Wataru Ohkase | 1990-08-21 |
| 4943235 | Heat-treating apparatus | Ken Nakao, Wataru Ohkase | 1990-07-24 |
| 4938691 | Heat-treating apparatus | Wataru Ohkase, Ken Nakao | 1990-07-03 |
| 4472622 | Apparatus for thermal treatment of semiconductors | Ryozo Satoh, Takeshi Inoue | 1984-09-18 |