Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34339 | Cathode ray tube | — | 1993-08-10 |
| 4772827 | Cathode ray tube | — | 1988-09-20 |
| 4473773 | In-line type electromagnetic focusing cathode-ray tube | Soichi Sakurai, Kyohei Fukuda | 1984-09-25 |
| 4460844 | Magnetic focusing, three in-line gun type color picture tube | Soichi Sakurai, Kyohei Fukuda | 1984-07-17 |
| 4439710 | Electromagnetic focusing cathode-ray tube | Isao Yoshimi, Kyohei Fukuda | 1984-03-27 |
| 4376272 | Magnetic field generators for use in electromagnetic focusing type cathode ray tubes | Isao Yoshimi, Soichi Sakurai | 1983-03-08 |
| 4337412 | Cathode device for cathode-ray tube | Takao Kawamura | 1982-06-29 |
| 4326147 | Slotted shadow mask having apertures spaced to minimize moire | Takeshi Nakayama, Takehiko Nishimoto, Machio Kawashima, Kozi Takahashi | 1982-04-20 |
| 4229675 | Color picture tube with internal funnel shaped magnetic shield | Takeshi Matsuki, Koichi Maruyama, Sakae Kunitoh | 1980-10-21 |
| 4210842 | Color picture tube with shadow mask | Takeshi Nakayama, Takehiko Nishimoto, Machio Kawashima, Kozi Takahashi | 1980-07-01 |