Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6704997 | Method of producing organic thermistor devices | Shinichi Osada, Tomozo Yamanouchi, Takashi Shikama | 2004-03-16 |
| 6538318 | Semiconductor ceramic for thermistors and chip-type thermistor including the same | Kenji Nagareda, Kenjirou Mihara, Hideaki Niimi | 2003-03-25 |
| 6433666 | Thermistor elements | Hidehiro Inoue | 2002-08-13 |
| 6368734 | NTC thermistors and NTC thermistor chips | Kenjiro Mihara | 2002-04-09 |
| 6300861 | Organic thermistor device and method of producing same | Shinichi Osada, Tomozo Yamanouchi, Takashi Shikama | 2001-10-09 |
| 6271538 | High-frequency detecting elements and high-frequency heater using the same | Hideaki Niimi | 2001-08-07 |
| 6172592 | Thermistor with comb-shaped electrodes | Hidehiro Inoue, Mitsuaki Fujimoto | 2001-01-09 |
| 6147330 | PTC thermistor elements and heating devices incorporating same | Yutaka Ikeda, Takashi Shikama, Kenjiro Mihara | 2000-11-14 |
| 6037716 | Degaussing circuit with a PTC thermistor | Takashi Shikama | 2000-03-14 |
| 5990779 | Electronic apparatus and surface mounting devices therefor | Takayo Katsuki, Kiyofumi Torii, Akira Toba, Osamu Watanabe, Kouichi Tatsuoka +4 more | 1999-11-23 |
| 5923520 | Demagnetizing circuit and current limiting device | Yutaka Ikeda | 1999-07-13 |
| 5870269 | Demagnetizing circuit | Yutaka Ikeda, Kiyofumi Torii | 1999-02-09 |
| 5793025 | High-frequency detecting elements and high-frequency heater using the same | Hideaki Niimi | 1998-08-11 |
| 5764470 | Rush current suppression circuit | Kenjiro Mihara, Hideaki Niimi | 1998-06-09 |
| 5686830 | Method of supplying positive temperature coefficient thermistor elements to the receiving and transmitting sides of a communication device | Kenji Takakura | 1997-11-11 |
| 5557251 | Thermistor with electrodes for preventing inter-electrode migration | — | 1996-09-17 |
| 5504371 | Semiconductor ceramic device having a ceramic element with negative temperature coefficient of resistance | Hideaki Niimi, Kenjiro Mihara | 1996-04-02 |
| 5391971 | Circuit for starting single-phase AC induction motor | Yoshihiro Yamada, Shigehiro Ichida | 1995-02-21 |
| 5210516 | PTC thermistor and PTC thermistor producing method, and resistor with a PTC thermistor | Takashi Shikama, Takayo Katsuki, Tomoaki Tadokoro | 1993-05-11 |
| 4894637 | Positive temperature coefficient thermistor device | Yoshihiro Yamada, Masahito Mihara, Takashi Shikama | 1990-01-16 |
| 4504817 | Demagnetizing circuit using a PTC thermistor device | Takashi Shikama, Tomoyuki Yamamoto | 1985-03-12 |