Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5809961 | Intake passage structure for an internal combustion engine | Kenjiro Morota | 1998-09-22 |
| 4695329 | Method for manufacturing a cylinder head of cast aluminum alloy for internal combustion engines by employing local heat treatment | Souichi Hayashi, Johji Miyake, Mototsugu Koyama | 1987-09-22 |