Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11251446 | Fuel cell system | Kenji Ohashi, Kwangjin Jeong, Ryota HINO, Satoshi Suzuki | 2022-02-15 |
| 9190194 | Semiconductor ceramic composition, method for producing the same, and PTC element | Takeshi Shimada, Itaru Ueda | 2015-11-17 |
| 8766145 | Process for producing semiconductive porcelain composition and heater employing semiconductive porcelain composition | Takeshi Shimada, Toshiki Kida | 2014-07-01 |
| 8686827 | PTC element and heating-element module | Takesha Shimada, Toshiki Kida | 2014-04-01 |
| 7993965 | Process for producing semiconductive porcelain composition/electrode assembly | Takeshi Shimada | 2011-08-09 |