Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666318 | Semiconductor memory device | — | 1997-09-09 |
| 5608686 | Synchronous semiconductor memory device with low power consumption | — | 1997-03-04 |
| 5592270 | Developing device in an electrophotographic apparatus capable of controlling a discharge of deteriorated developer and method of discharging deteriorated developer | Hideaki Hagihara, Hirokazu Tanaka, Atsushi Ueda, Hideo Yamasa, Fumio Shimazu | 1997-01-07 |