Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376186 | Heat treating oil composition | Saburo Koyama, Eiichi Nakamura | 1994-12-27 |
| 5336955 | Outer - rotor type spindle motor | Yuzuru Suzuki, Sakae Fujitani, Masaaki Inagaki | 1994-08-09 |