Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6929885 | Non-aqueous electrolytic secondary battery | Minoru Kotato, Hitoshi Suzuki, Akira Yajima | 2005-08-16 |
| 6923602 | Drill having construction for reducing thrust load in drilling operation, and method of manufacturing the drill | Jiro Osawa, Kenjiro KOBAYASHI, Kazuhisa Kasuya, Yoshihiro Takikawa | 2005-08-02 |