Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666752 | Wafer retainer and method for attaching/detaching the wafer retainer to/from polishing machine base plate | Masayoshi Yamamoto, Toshiaki Kasazaki, Shinichiro Kawahara, Takashi Ando | 2003-12-23 |
| 6616520 | Polishing cloth and method for attaching/detaching the polishing cloth to/from polishing machine base plate | Shinichiro Kawahara, Toshiaki Kasazaki, Takashi Ando, Masayoshi Yamamoto | 2003-09-09 |
| 6592420 | Manufacturing method for a glass substrate having a phosphor layer used as a color cathode ray tube front panel and a color cathode ray tube manufacturing method | Ryouji ONISHI, Hikaru Nishimori, Hideo Iguchi | 2003-07-15 |