Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886997 | Color picture tube with shadow mask support assembly | Masatsugu Inoue, Kazunori Nakane | 1989-12-12 |
| 4881004 | Color cathode ray tube | Masatsugu Inoue, Toshinao Sone, Takeshi Fujiwara, Kazunori Nakane | 1989-11-14 |
| 4866333 | Color picture tube with shadow mask supporting assembly | Toshinao Sone, Hiroshi Urata, Michio Nakamura | 1989-09-12 |
| 4827180 | Color picture tube with support members for the mask frame | Toshinao Sone, Hiroshi Urata, Michio Nakamura, Tooru Takahashi, Hidetoshi Yamazaki | 1989-05-02 |