Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6212995 | Variable-displacement inclined plate compressor | Yutaka Hasegawa | 2001-04-10 |
| 5944156 | Power transmission mechanism | — | 1999-08-31 |
| 4870893 | Wobble plate type compressor with a drive shaft attached to a cam rotor at an inclincation angle | Hareo Takahashi, Shuzo Kumagai | 1989-10-03 |
| 4870894 | Wobble plate type compressor with a drive shaft attached to a cam rotor at an inclination angle | Hiroshi Toyoda, Shigemi Shimizu, Shuzo Kumagai, Hareo Takahashi | 1989-10-03 |
| 4869154 | Wobble plate type compressor with a drive shaft attached to a cam rotor at an inclination angle | Hareo Takahashi, Kiyoshi Terauchi, Shuzo Kumagai | 1989-09-26 |
| 4697992 | Piston ring for a piston in a refrigerant compressor | Hidenao Takahashi | 1987-10-06 |
| 4594055 | Piston assembly for a refrigerant compressor | Hidenao Takahashi | 1986-06-10 |