Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4954692 | Positive temperature coefficient thermistor device for a heating apparatus | Asami Wakabayashi, Kiyofumi Torii | 1990-09-04 |
| 4931626 | PIC thermistor device having heat radiation fins with adjustable temperature regulating guide plates | Asami Wakabayashi, Kiyofumi Torii | 1990-06-05 |
| 4894637 | Positive temperature coefficient thermistor device | Yoshihiro Yamada, Yuichi Takaoka, Masahito Mihara | 1990-01-16 |
| 4831241 | Method of assembling cylindrical heater | Toshikazu Nakamura, Kiyofumi Torii | 1989-05-16 |
| 4516054 | Lamp protection arrangement | Tomoyuki Yamamoto, Atsuo Yokota | 1985-05-07 |
| 4504817 | Demagnetizing circuit using a PTC thermistor device | Tomoyuki Yamamoto, Yuichi Takaoka | 1985-03-12 |
| 4422120 | Combination starter-protector device | Takashi Kobayashi, Tomoyuki Yamamoto, Atsuo Yokota | 1983-12-20 |