Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793027 | Hybrid drive system | Toshiaki Yamada | 2004-09-21 |
| 6789520 | System for cranking internal combustion engine | — | 2004-09-14 |
| 6752111 | Engine starter | Masahiko Osada, Masanori Ohmi | 2004-06-22 |
| 6737759 | Engine starter system having duty-controlled switching device | Masahiko Osada, Masato Hanai | 2004-05-18 |
| 6680560 | Heat resistant quartz-crystal unit | Genwa Koki, Shigeru Obara, Mituaki Koyama | 2004-01-20 |