Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437941 | Tape cassette and tape cassette fabricating method | Shuichi Ota, Hiroyuki Mizuhira, Masahiro Makino, Takashi Ota | 2002-08-20 |
| 6378835 | Method for producing silicon ingot having directional solidification structure and apparatus for producing the same | Saburo Wakita, Akira Mitsuhashi, Yoshinobu Nakada, Yuhji Ishiwari | 2002-04-30 |
| 6334603 | Mold for producing silicon ingot and method for fabricating the same | Saburo Wakita, Akira Mitsuhashi | 2002-01-01 |