Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11479860 | Pattern plate for plating and method for manufacturing wiring board | Takayoshi NIRENGI | 2022-10-25 |
| 6979943 | Cathode ray tube having magnetic shield with a bent portion | Naoki Yamauchi, Hideharu Omae, Yoshimi Kumei, Tetsuro Ozawa, Yoko Kannan | 2005-12-27 |
| 6825601 | Color cathode-ray tube | Naoki Yamauchi, Jun Araya, Yoshimi Kumei, Masaki Kawasaki, Yoko Kannan | 2004-11-30 |
| 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, Naoyuki Tani | 2003-07-15 |