Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615479 | Method of manufacturing a spherical annular seal | Takashi Maeda, Kousaku Hoshino, Satoru Udo, Masayoshi Izumi | 1997-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615479 | Method of manufacturing a spherical annular seal | Takashi Maeda, Kousaku Hoshino, Satoru Udo, Masayoshi Izumi | 1997-04-01 |