Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5457290 | Catalyzer-containing muffler | Michiaki MATSUDA | 1995-10-10 |
| 5051077 | Screw compressor | Kiyoshi Yanagisawa, Mitsuru Maeda, Yoshiyuki Maruta | 1991-09-24 |
| 5004068 | Muffler | Michiaki MATSUDA, Kiyoshi Yanagisawa, Mitsuru Maeda | 1991-04-02 |