Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12014924 | Silicon carbide epitaxial substrate and method for manufacturing silicon carbide semiconductor device | Kenji Kanbara, Tsutomu Hori | 2024-06-18 |
| 11373868 | Method for manufacturing silicon carbide epitaxial substrate | — | 2022-06-28 |
| 11004941 | Silicon carbide epitaxial substrate having grooves extending along main surface and method of manufacturing silicon carbide semiconductor device | Keiji Wada, Taro Nishiguchi | 2021-05-11 |
| 10865501 | Silicon carbide epitaxial substrate and method of manufacturing silicon carbide semiconductor device | Tsutomu Hori | 2020-12-15 |
| 10825903 | Silicon carbide epitaxial substrate and method for manufacturing silicon carbide semiconductor device | Keiji Wada, Tsutomu Hori | 2020-11-03 |
| 10811500 | Silicon carbide epitaxial substrate and method for manufacturing silicon carbide semiconductor device | Keiji Wada, Tsutomu Hori | 2020-10-20 |
| 10770550 | Silicon carbide epitaxial substrate having grooves extending along main surface and method of manufacturing silicon carbide semiconductor device | Keiji Wada, Taro Nishiguchi | 2020-09-08 |
| 10697086 | Method for manufacturing silicon carbide epitaxial substrate, method for manufacturing silicon carbide semiconductor device, and apparatus for manufacturing silicon carbide epitaxial substrate | Keiji Wada, Hideyuki Doi | 2020-06-30 |
| 10612160 | Epitaxial wafer and method for manufacturing same | Taro Nishiguchi, Jun Genba, Tomoaki Hatayama, Hideyuki Doi | 2020-04-07 |
| 10490634 | Silicon carbide epitaxial substrate having a silicon carbide layer and method of manufacturing silicon carbide semiconductor device | Keiji Wada, Taro Nishiguchi | 2019-11-26 |
| 10396163 | Silicon carbide epitaxial substrate and method for manufacturing silicon carbide semiconductor device | Keiji Wada, Takemi Terao, Kenji Kanbara, Taro Nishiguchi | 2019-08-27 |
| 10121865 | Silicon carbide epitaxial substrate and method of manufacturing silicon carbide semiconductor device | Tsutomu Hori | 2018-11-06 |
| 9957641 | Epitaxial wafer and method for manufacturing same | Taro Nishiguchi, Jun Genba, Tomoaki Hatayama, Hideyuki Doi | 2018-05-01 |
| 7732015 | Process for producing nanoparticle or nanostructure with use of nanoporous material | Shintaro Nomura | 2010-06-08 |
| 5731952 | Portable electronic apparatus having the heat radiation device for circuit module | Keizo Ohgami, Kazuya Shibasaki | 1998-03-24 |