Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7160386 | Single crystal semiconductor manufacturing apparatus and manufacturing method, and single crystal ingot | Yutaka Shiraishi, Jyunsuke Tomioka, Takuji Okumura, Tadayuki Hanamoto, Takehiro Komatsu | 2007-01-09 |
| 6977010 | Apparatus for pulling single crystal by CZ method | Hiroshi Inagaki, Shigeki Kawashima, Makoto Kamogawa, Toshirou Kotooka, Toshiaki Saishoji +7 more | 2005-12-20 |
| 6727421 | Reproducing apparatus | Hidehito Izawa, Masanori Watanuki | 2004-04-27 |
| 6569236 | Device and method for producing single-crystal ingot | Hiroshi Monden, Daisuke Ebi, Toshirou Kotooka | 2003-05-27 |
| 6458203 | System for manufacturing a single-crystal ingot employing czochralski technique, and method of controlling the system | Tadayuki Hanamoto, Masato Moriya, Toshirou Kotooka | 2002-10-01 |
| 5682141 | Underground object indicating device | — | 1997-10-28 |