Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666957 | Magnetron sputtering system and photomask blank production method based on the same | Satoshi Okazaki, Hideo Kaneko, Ken Ohashi, Hideki Kobayashi | 2003-12-23 |
| 6641958 | Phase shift mask blank, phase shift mask, and methods of manufacture | Yukio Inazuki, Tamotsu Maruyama, Mikio Kojima, Hideo Kaneko, Satoshi Okazaki | 2003-11-04 |
| 6616928 | Active oxygen scavenger and cancer chemopreventer from Grifola | Kenji Tazawa, Yasuo Odaira | 2003-09-09 |
| 6546759 | Glass base material manufacturing apparatus with super imposed back-and-forth burner movement | Yuuji Tobisaka, Tadakatsu Shimada, Hiroshi Machida, Hiroshi Tsumura, Hideo Hirasawa | 2003-04-15 |
| 6526094 | PWM Circuit | — | 2003-02-25 |