Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8853828 | Epitaxial substrate for semiconductor device, method for manufacturing epitaxial substrate for semiconductor device, and semiconductor device | Shigeaki Sumiya, Makoto Miyoshi, Tomohiko Sugiyama, Mikiya Ichimura, Mitsuhiro Tanaka | 2014-10-07 |
| 8598626 | Epitaxial substrate for semiconductor device, schottky junction structure, and leakage current suppression method for schottky junction structure | Makoto Miyoshi, Shigeaki Sumiya, Mikiya Ichimura, Tomohiko Sugiyama, Mitsuhiro Tanaka | 2013-12-03 |
| 8410552 | Epitaxial substrate for semiconductor device, semiconductor device, and method of manufacturing epitaxial substrate for semiconductor device | Makoto Miyoshi, Shigeaki Sumiya, Mikiya Ichimura, Tomohiko Sugiyama, Mitsuhiro Tanaka | 2013-04-02 |
| 8404045 | Method for manufacturing group III nitride single crystals | Shigeaki Sumiya, Makoto Miyoshi, Minoru Imaeda | 2013-03-26 |
| 8378386 | Epitaxial substrate for semiconductor device, semiconductor device, and method of manufacturing epitaxial substrate for semiconductor device | Makoto Miyoshi, Shigeaki Sumiya, Mikiya Ichimura, Tomohiko Sugiyama, Mitsuhiro Tanaka | 2013-02-19 |
| 8044485 | Semiconductor device | Makoto Miyoshi | 2011-10-25 |
| 7982241 | Epitaxial substrate, semiconductor device substrate, and HEMT device | Makoto Miyoshi, Shigeaki Sumiya, Mitsuhiro Tanaka | 2011-07-19 |