Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4639988 | Method of making quartz oscillators | Hajime Goto, Masanobu Nakayama, Yoshinobu Hatano | 1987-02-03 |
| 4265652 | Apparatus for producing braun tubes | Hajime Goto, Masanobu Nakayama | 1981-05-05 |