Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7573008 | PTC element | Masaaki Yamashita, Yasuhide Yamashita, Tsuyoshi Sugiyama | 2009-08-11 |
| 7414515 | PTC element | Noriaki Hirano, Kunio Mogi, Tsutomu Hatakeyama, Tsukasa Kon, Tokuhiko Handa | 2008-08-19 |
| 7368069 | PTC thermistor | Yasuhide Yamashita | 2008-05-06 |
| 7326889 | PTC element and production process thereof | Tokuhiko Handa, Hirokazu Satoh, Tsutomu Hatakeyama | 2008-02-05 |
| 7019613 | PTC thermistor body, PTC thermistor, method of making PTC thermistor body, and method of making PTC thermistor | Yoshito Nihira, Noriaki Hirano | 2006-03-28 |
| 5793276 | Organic PTC thermistor | Minoru Takaya, Shigeru Moriya, Hisashi Kobuke, Munemitsu Hamada | 1998-08-11 |