Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8715026 | Method for disassembling plasma display device | — | 2014-05-06 |
| 6995503 | Cathode ray tube tension mask made of magnetostrictive material with compensation for terrestrial magnetism | Shin-ichiro Hatta, Ryuichi Murai, Hiroshi Iwamoto, Shigeo Nakatera | 2006-02-07 |
| 6979943 | Cathode ray tube having magnetic shield with a bent portion | Naoki Yamauchi, Hideo Iguchi, Hideharu Omae, Yoshimi Kumei, Yoko Kannan | 2005-12-27 |
| 6963181 | Cathode-ray tube, cathode-ray tube apparatus, image display apparatus, and coil unit | Shigeo Nakatera, Tomohisa Mikami | 2005-11-08 |
| 6963163 | Color cathode ray tube having DC magnetic field during degaussing process | Shigeo Nakatera, Takayuki Yonezawa, Tomohisa Mikami | 2005-11-08 |
| 6720723 | Cathode ray tube for achieving small electron beam landing deviation | Ryuichi Murai, Shinichiro Hatta, Hiroshi Iwamoto, Shigeo Nakatera | 2004-04-13 |
| 6222308 | Emitter material for cathode ray tube having at least one alkaline earth metal carbonate dispersed or concentrated in a mixed crystal or solid solution | Yoshiki Hayashida, Hiroshi Sakurai | 2001-04-24 |
| 6033280 | Method for manufacturing emitter for cathode ray tube | Yoshiki Hayashida, Hiroshi Sakurai | 2000-03-07 |
| 5925976 | Cathode for electron tube having specific emissive material | Yoshiki Hayashida, Hiroshi Sakurai, Masaki Kawasaki | 1999-07-20 |