Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5390811 | Wafer basket for containing semiconductor wafers | Toshitsugu Yajima | 1995-02-21 |
| D344386 | Wafer basket | — | 1994-02-15 |
| 5238875 | Method of producing a bonded wafer | — | 1993-08-24 |
| 5228568 | Semiconductor wafer basket | Toshitsugu Yajima | 1993-07-20 |
| 5110764 | Method of making a beveled semiconductor silicon wafer | — | 1992-05-05 |
| 5021862 | Beveled semiconductor silicon wafer and manufacturing method thereof | — | 1991-06-04 |
| 4956208 | Manufacture of a quartz glass vessel for the growth of single crystal semiconductor | Akira Uchikawa, Atsushi Iwasaki, Toshio Fukuoka, Mitsuo Matsumura, Hiroshi Matsui +4 more | 1990-09-11 |
| 4935046 | Manufacture of a quartz glass vessel for the growth of single crystal semiconductor | Akira Uchikawa, Atsushi Iwasaki, Toshio Fukuoka, Mitsuo Matsumura, Hiroshi Matsui +4 more | 1990-06-19 |