Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7535332 | Protective element | Yuji Furuuchi, Masahiro Matsuyoshi, Kazutaka Furuta, Masami Kawazu | 2009-05-19 |
| 7333315 | Secondary battery devices | Masami Kawazu, Yuji Furuuchi, Masahiro Matsuyoshi, Kazutaka Furuta | 2008-02-19 |
| 7163757 | Secondary batteries having a protective circuit | Norikazu Iwasaki, Masami Kawazu, Kazutaka Furuta | 2007-01-16 |
| 6917505 | Secondary batteries having a protective circuit | Norikazu Iwasaki, Kazutaka Furuta, Masami Kawazu | 2005-07-12 |
| 6661633 | Protective element | Kazutaka Furuta, Norikazu Iwasaki | 2003-12-09 |
| 6351361 | Overcurrent protection device | Masami Kawazu, Norikazu Iwasaki | 2002-02-26 |
| 6114672 | PTC-element, protective device and electric circuit board | Norikazu Iwasaki, Toyoji Yamazaki, Yukio Yamada | 2000-09-05 |
| 5939217 | Battery and protecting element therefor | Motohide Takeichi, Norikazu Iwasaki | 1999-08-17 |
| 5764118 | Dielectric coaxial filter with irregular polygon shaped recesses | Shoshichi Saito, Yasuji Nishino | 1998-06-09 |