Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345102 | Process for producing ethylene glycol mono-t-butyl ether | Osamu Kuratani, Yasunori Hirose, Susumu Toba | 1982-08-17 |
| 4337472 | Recording head for use in electrostatic recorders | Youiti Shimizu, Takeo Tsumura, Syunzi Nakai | 1982-06-29 |