Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12091773 | Indium phosphide single-crystal body and indium phosphide single-crystal substrate | Takuya Yanagisawa, Kazuaki Konoike | 2024-09-17 |
| 11926923 | Indium phosphide single crystal and indium phosphide single crystal substrate | Kazuaki KOUNOIKE, Takuya Yanagisawa | 2024-03-12 |
| 11319646 | Gallium arsenide single crystal substrate | Hiroshi Fukunaga, Masanori Morishita, Tatsuya Moriwake | 2022-05-03 |
| 11313050 | Indium phosphide single-crystal body and indium phosphide single-crystal substrate | Takuya Yanagisawa, Kazuaki Konoike | 2022-04-26 |
| 11024705 | Semi-insulating gallium arsenide crystal substrate | Shinya Kawamoto, Makoto Kiyama, Yukio Ishikawa | 2021-06-01 |
| 10971374 | Semi-insulating compound semiconductor substrate and semi-insulating compound semiconductor single crystal | Kazuaki Konoike, Takuya Yanagisawa | 2021-04-06 |
| 6866714 | Large size semiconductor crystal with low dislocation density | Tomohiro Kawase, Shin-ichi Sawada, Masami Tatsumi | 2005-03-15 |
| 6780244 | Method for producing a semiconductor crystal | Tomohiro Kawase, Shin-ichi Sawada, Masami Tatsumi | 2004-08-24 |
| 6572700 | Semiconductor crystal, and method and apparatus of production thereof | Tomohiro Kawase, Shin-ichi Sawada, Masami Tatsumi | 2003-06-03 |
| 6254677 | Semiconductor crystal, and method and apparatus of production thereof | Shin-ichi Sawada, Masami Tatsumi | 2001-07-03 |
| 5951758 | Method and apparatus for the growth of a single crystal | Shin-ichi Sawada, Masami Tatsumi | 1999-09-14 |
| 5733371 | Apparatus for growing a single crystal | Shin-ichi Sawada, Masami Tatsumi | 1998-03-31 |