Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296424 | System of dielectric ceramic compositions suitable for microwave applications | Da Yu Wang, Burton W. MacAllister, Jr., Daniel T. Kennedy, Joanne Browne | 1994-03-22 |
| 5030386 | BaTiO.sub.3 ceramic temperature sensor with improved positive temperature coefficient of resistance | Jay G. Saxton | 1991-07-09 |
| 4654510 | PTC heating apparatus | Ryoichi Shioi, Hisao Senzaki, Hisao Nakagawa, Shoji Koyama, Hideshi Kataoka | 1987-03-31 |
| 4245146 | Heating element made of PTC ceramic material | Ryoichi Shioi, Kazunari Yonezuka, Hisao Senzaki | 1981-01-13 |