Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7830240 | Multilayer positive temperature coefficient thermistor | Atsushi Kishimoto | 2010-11-09 |
| 7764161 | Barium titanate-based semiconductor porcelain composition and PTC element including the same | Hayato Katsu, Hideaki Niimi | 2010-07-27 |
| 7679485 | Multilayer positive temperature coefficient thermistor | Atsushi Kishimoto, Hideaki Niimi | 2010-03-16 |
| 7649437 | Multilayer positive temperature coefficient thermistor | Atsushi Kishimoto, Hideaki Niimi | 2010-01-19 |
| 6984543 | Method of producing laminated PTC thermistor | Atsushi Kishimoto, Hideaki Niimi | 2006-01-10 |
| 6538318 | Semiconductor ceramic for thermistors and chip-type thermistor including the same | Kenji Nagareda, Hideaki Niimi, Yuichi Takaoka | 2003-03-25 |