Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375986 | Oil pump for a closed type compressor | Tetuzou Ukai, Masumi Sekita | 1994-12-27 |
| 5316454 | Fluid pump and rotary machine having said fluid pump | Makoto Fujitani, Yukio Nagato, Katsumi Hirooka, Tetsuzo Ukai, Toshiyuki Shikanai | 1994-05-31 |