Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349767 | Cathode ray tube resistance of ruthenium oxide and glass containing alumina powder | Shoichi Muramoto, Masayuki Tozawa, Fusao Ishii | 1982-09-14 |
| 4333034 | Grid structure for color cathode ray tube | Akio Ohgoshi, Akira Nakayama, Takehisa Natori | 1982-06-01 |