Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669210 | Silicon nitride sintered substrate, silicon nitride sintered substrate sheet, circuit substrate, and production method for silicon nitride sintered substrate | Hisayuki Imamura, Suguru Fujita, Hiroyuki Teshima, Shigeyuki Hamayoshi | 2020-06-02 |
| 9655237 | Silicon nitride substrate and method for producing silicon nitride substrate | — | 2017-05-16 |
| 8858865 | Silicon nitride substrate manufacturing method, silicon nitride substrate, silicon nitride circuit substrate, and semiconductor module | Hisayuki Imamura, Junichi Watanabe | 2014-10-14 |
| 8586493 | Silicon nitride sintered body, method of producing the same, and silicon nitride circuit substrate and semiconductor module using the same | Junichi Watanabe | 2013-11-19 |
| 8563869 | Circuit board and semiconductor module using this, production method for circuit board | Hisayuki Imamura, Junichi Watanabe | 2013-10-22 |
| 7948075 | Silicon nitride substrate, method of manufacturing the same, and silicon nitride circuit board and semiconductor module using the same | Junichi Watanabe | 2011-05-24 |
| 7915533 | Silicon nitride substrate, a manufacturing method of the silicon nitride substrate, a silicon nitride wiring board using the silicon nitride substrate, and semiconductor module | Hiromi Kikuchi, Hisayuki Imamura, Junichi Watanabe | 2011-03-29 |