Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7264674 | Method for pulling a single crystal | Tokuji Maeda, Ken Hamada | 2007-09-04 |
| 7172656 | Device and method for measuring position of liquid surface or melt in single-crystal-growing apparatus | Nobumitsu Takase | 2007-02-06 |
| 6411391 | Crystal section shape measuring method | Kazuo Hiramoto, Tokuji Maeda | 2002-06-25 |
| 6187090 | Methods and a device for measuring melt surface temperature within apparatus for pulling a single crystal | Tokuji Maeda | 2001-02-13 |
| 6111262 | Method for measuring a diameter of a crystal | — | 2000-08-29 |