Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6460509 | Direct-fuel-injection-type spark-ignition internal combustion engine | Nobuyuki Muramatsu, Yasuhito Tsutsumi, Tatsuo Kobayashi, Toyokazu Baika, Souichi Matusita +2 more | 2002-10-08 |