Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6664521 | Line switch part snow melting device | Shinji Kondo, Yoshiki Hama, Jun Iguchi, Harumi Tasaki, Atsushi Fujisawa +1 more | 2003-12-16 |
| 6297483 | Induction heating of heating element | Masafumi Sadahira, Shinji Kondoh, Hidekazu Yamashita, Hideki Omori, Tetsuo Obata +1 more | 2001-10-02 |