Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692217 | Semiconductor disk unit with processor for diagnosis and communication with external device through a two lines bus | — | 1997-11-25 |
| 5615479 | Method of manufacturing a spherical annular seal | Takeshi Furukido, Kousaku Hoshino, Satoru Udo, Masayoshi Izumi | 1997-04-01 |
| 5605618 | Process for preparing nitrogen-containing isotropic pitch and nitrogen-containing isotropic pitch | Tomiji Hosotsubo | 1997-02-25 |