Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8823130 | Silicon epitaxial wafer, method for manufacturing the same, bonded SOI wafer and method for manufacturing the same | Masahiro Kato, Norihiro Kobayashi, Tohru Ishizuka, Nobuhiko Noto | 2014-09-02 |
| 8728912 | Method for manufacturing SOI wafer | Hiroji Aga, Isao Yokokawa | 2014-05-20 |
| 8691665 | Method for producing bonded wafer | Hiroji Aga, Masahiro Kato, Nobuhiko Noto | 2014-04-08 |
| 8497187 | Method for manufacturing SOI wafer and SOI wafer | Susumu Kuwabara | 2013-07-30 |
| 8389382 | Method for manufacturing bonded wafer | Nobuhiko Noto | 2013-03-05 |
| 8076223 | Method for producing semiconductor substrate | Nobuhiko Noto | 2011-12-13 |
| 7838388 | Method for producing SOI substrate | Nobuhiko Noto | 2010-11-23 |
| 7029977 | Fabrication method of semiconductor wafer | Daisuke Kishimoto, Susumu Iwamoto, Katsunori Ueno, Ryohsuke Shimizu | 2006-04-18 |
| 7008881 | Method for forming silicon epitaxial layer | Akitake Tamura | 2006-03-07 |
| 6531416 | Method for heat treatment of silicon wafer and silicon wafer heat-treated by the method | Norihiro Kobayashi, Toshihiko Miyano | 2003-03-11 |
| 6403502 | Heat treatment method for a silicon wafer and a silicon wafer heat-treated by the method | Norihiro Kobayashi, Takao Abe | 2002-06-11 |
| 6139625 | Method for producing a silicon single crystal wafer and a silicon single crystal wafer | Masaro Tamatsuka, Norihiro Kobayashi | 2000-10-31 |
| 5763838 | Apparatus for weighing a grown crystal | Toshiaki Morimura, Yoshitaka Noguchi | 1998-06-09 |
| 5759426 | Heat treatment jig for semiconductor wafers and a method for treating a surface of the same | Norihiro Kobayashi, Kazuo Mamada, Yuichi Matsumoto, Masatake Katayama | 1998-06-02 |
| D334190 | Digital audio tape recorder | — | 1993-03-23 |
| D331385 | Combined power supply adapter and converter for a digital audio tape recorder | — | 1992-12-01 |
| D327868 | Combined car-mount unit and power supply adapter for a digital audio tape recorder | — | 1992-07-14 |
| D318278 | Combined radio and tape player | — | 1991-07-16 |