Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8460463 | Silicon wafer and method for producing the same | Shigeru Umeno, Masataka Hourai | 2013-06-11 |
| 6767400 | Crystal growth method | Takayuki Kubo, Fumio Kawahigashi, Hiroshi Asano, Shinichiro Miki | 2004-07-27 |
| 6702892 | Production device for high-quality silicon single crystals | Masahiko Okui, Takayuki Kubo, Fumio Kawahigashi, Hiroshi Asano | 2004-03-09 |
| 6607594 | Method for producing silicon single crystal | Hideki Fujiwara, Isamu Miyamoto, Hiroshi Morita | 2003-08-19 |
| 6514335 | High-quality silicon single crystal and method of producing the same | Kazuyuki Egashira, Masahiko Okui, Tadami Tanaka, Shunji Kuragaki, Takayuki Kubo +3 more | 2003-02-04 |
| 6338757 | Single crystal pull-up apparatus | Masahiko Okui, Takayuki Kubo, Shingo Kizaki, Junji Horii | 2002-01-15 |
| 5156807 | Method for improving machinability of titanium and titanium alloys and free-cutting titanium alloys | Tatsuo Nagata, Wataru Takahashi, Shiroh Kitayama, Yoshihito Sugimoto | 1992-10-20 |