Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11634833 | Production method of monocrystalline silicon based on an emissivity of a production apparatus | Shinichi Kawazoe, Yuuji Tsutsumi | 2023-04-25 |
| 7727334 | Apparatus for pulling single crystal by CZ method | Hiroshi Inagaki, Shigeki Kawashima, Makoto Kamogawa, Toshiaki Saishoji, Daisuke Ebi +7 more | 2010-06-01 |
| 7524371 | Method for manufacturing defect-free silicon single crystal | Takashi Yokoyama, Toshiaka Saishoji, Kazuyoshi Sakatani | 2009-04-28 |
| 7141113 | Production method for silicon single crystal and production device for single crystal ingot, and heat treating method for silicon crystal wafer | Kozo Nakamura, Toshiaki Saishoji, Hirotaka Nakajima, Shinya Sadohara, Masashi Nishimura +1 more | 2006-11-28 |
| 6994748 | Method and apparatus for measuring melt level | Masato Moriya, Tadayuki Hanamoto, Hiroshi Monden, Toshio Hayashida | 2006-02-07 |
| 6977010 | Apparatus for pulling single crystal by CZ method | Hiroshi Inagaki, Shigeki Kawashima, Makoto Kamogawa, Toshiaki Saishoji, Daisuke Ebi +7 more | 2005-12-20 |
| 6869478 | Method for producing silicon single crystal having no flaw | Kozo Nakamura, Toshiaki Saishoji, Shinji Togawa, Susumu Maeda | 2005-03-22 |
| 6858076 | Method and apparatus for manufacturing single-crystal ingot | Hirotaka Nakajima, Yoshiyuki Shimanuki, Hiroshi Inagaki, Shigeki Kawashima, Makoto Kamogawa | 2005-02-22 |
| 6572699 | Method and apparatus for detecting melt level | Masato Moriya, Tadayuki Hanamoto, Kazuhiro Mimura | 2003-06-03 |
| 6569236 | Device and method for producing single-crystal ingot | Shigeo Morimoto, Hiroshi Monden, Daisuke Ebi | 2003-05-27 |
| 6458203 | System for manufacturing a single-crystal ingot employing czochralski technique, and method of controlling the system | Tadayuki Hanamoto, Shigeo Morimoto, Masato Moriya | 2002-10-01 |
| 6117402 | Device for manufacturing single crystals | Yoshiyuki Shimanuki, Makoto Kamogawa | 2000-09-12 |
| 6071341 | Apparatus for fabricating single-crystal silicon | Yoshiyuki Shimanuki, Toshimichi Kubota, Makoto Kamogawa | 2000-06-06 |
| 5935326 | Apparatus for manufacturing semiconductor single crystals | Toshimichi Kubota, Makoto Kamogawa, Yoshiyuki Shimanuki | 1999-08-10 |
| 5900059 | Method and apparatus for fabricating semiconductor single crystal | Yoshiyuki Shimanuki, Toshimichi Kubota, Makoto Kamogawa | 1999-05-04 |