Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7109841 | Surface-mount positive temperature coefficient thermistor and manufacturing method therefor | Takeo Haga, Hiroki Tanaka, Hiroshi Kuwahara | 2006-09-19 |
| 7005827 | Starting circuit for single-phase induction motor | Yutaka Ikeda, Hiroki Tanaka | 2006-02-28 |
| 6522238 | Semiconductor ceramic and positive-temperature-coefficient thermistor | Yoshitaka Nagao, Yasuhiro Nabika | 2003-02-18 |
| 6455454 | Semiconductor ceramic, semiconductor ceramic element and circuit protection element | Yasuhiro Nabika, Tetsukazu Okamoto | 2002-09-24 |
| 6432558 | Semiconductor ceramic and semiconductor ceramic device | Yasuhiro Nabika, Tetsukazu Okamoto, Yoshitaka Nagao | 2002-08-13 |
| 6362521 | Semiconductor ceramic and device using the same | Yasuhiro Nabika, Tetsukazu Okamoto, Noriyuki Yamamoto | 2002-03-26 |
| 6346496 | Composite material for positive temperature coefficient thermistor, ceramic for positive temperature coefficient thermistor and method for manufacturing ceramics for positive temperature coefficient thermistor | Yasuhiro Nabika, Tetsukazu Okamoto, Noriyuki Yamamoto | 2002-02-12 |
| 6311390 | Method of producing thermistor chips | Yoshiaki Abe, Takahiko Kawahara | 2001-11-06 |
| 6187707 | Barium titanate-based semiconductive ceramic composition | Satoshi Kakihara, Yasuhiro Nabika, Noriyuki Yamamoto | 2001-02-13 |
| 6040755 | Chip thermistors and methods of making same | Yoshiaki Abe | 2000-03-21 |
| 5939972 | Positive temperature characteristic thermistor and thermistor element | Yoshitaka Nagao, Yasuhiro Nabika | 1999-08-17 |
| 5245309 | Thermistor element | Masahiko Kawase | 1993-09-14 |
| 4482934 | Temperature compensating titanate ceramic capacitor with nickel or copper electroless metal electrodes | Osamu Kano, Yoshiharu Kato | 1984-11-13 |