Issued Patents All Time
Showing 101–125 of 136 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7190524 | Process for fabrication of high reflectors by reversal of layer sequence and application thereof | Felix Grawert, Kazumi Wada, Franz X. Kaertner | 2007-03-13 |
| 7117936 | Tube for heat exchanger | Hajime Ohata, Jun Akaike, Naoto Takayanagi, Yoshihisa Eto | 2006-10-10 |
| 7011717 | Method for heat treatment of silicon wafers and silicon wafer | Norihiro Kobayashi, Yuuichi Matsumoto, Masaro Tamatsuka | 2006-03-14 |
| 6988539 | Heat exchanger | Soichi Kato | 2006-01-24 |
| 6944368 | Waveguide-to-semiconductor device coupler | Lionel C. Kimerling, Kazumi Wada | 2005-09-13 |
| 6878645 | Method for manufacturing silicon wafer | Norihiro Kobayashi, Masaro Tamatsuka, Masaru Shinomiya, Yuichi Matsumoto | 2005-04-12 |
| 6860324 | Heat exchanger | Soichi Kato | 2005-03-01 |
| 6809015 | Method for heat treatment of silicon wafers and silicon wafer | Norihiro Kobayashi, Yuuichi Matsumoto, Masaro Tamatsuka | 2004-10-26 |
| 6806199 | Method for manufacturing silicon mirror wafer, silicon mirror wafer, and heat treatment furnace | Norihiro Kobayashi | 2004-10-19 |
| 6799630 | Tube for heat exchangers and method of manufacturing the same | Soichi Kato, Muneo Sakurada, Shin Kurihara, Sadao Haiya, Takashi Sugita +1 more | 2004-10-05 |
| 6770167 | Production method of and production apparatus for optical recording disc | Kokichi Kohinata, Yoshinori Itaba | 2004-08-03 |
| 6702920 | Production method of and production apparatus for optical recording disc | Kokichi Kohinata, Yoshinori Itaba, Tokuhiro Morioka | 2004-03-09 |
| 6680260 | Method of producing a bonded wafer and the bonded wafer | Masaro Tamatsuka | 2004-01-20 |
| 6670261 | Production method for annealed wafer | Norihiro Kobayashi, Masaro Tamatsuka, Takatoshi Nagoya | 2003-12-30 |
| 6666265 | Heat exchanger, method of manufacturing the heat exchanger, and method of manufacturing tube for heat exchange | Soichi Kato, Muneo Sakurada, Shin Kurihara, Jun Akaike, Kazuo Ochiai | 2003-12-23 |
| 6645834 | Method for manufacturing annealed wafer and annealed wafer | — | 2003-11-11 |
| 6621972 | Optical waveguides with trench structures | Lionel C. Kimerling, Kazumi Wada, Hermann A. Haus, Milov Popovic | 2003-09-16 |
| 6591900 | Heat exchanger, tube for heat exchanger, and method of manufacturing the heat exchanger and the tube | Soichi Kato, Kazuo Ochiai | 2003-07-15 |
| 6573159 | Method for thermally annealing silicon wafer and silicon wafer | Norihiro Kobayashi, Yuuichi Matsumoto, Masaro Tamatsuka | 2003-06-03 |
| 6544656 | Production method for silicon wafer and silicon wafer | Takao Abe, Ken Aihara, Tetsuya Igarashi, Weifeng QU, Yoshinori Hayamizu +1 more | 2003-04-08 |
| 6538285 | Silicon wafer | Norihiro Kobayashi, Takao Abe | 2003-03-25 |
| 6492682 | Method of producing a bonded wafer and the bonded wafer | Masaro Tamatsuka | 2002-12-10 |
| 6478908 | Production method of and production apparatus for optical recording disc | Kokichi Kohinata, Yoshinori Itaba, Tokuhiro Morioka | 2002-11-12 |
| 6467170 | Tube for heat exchangers and method of manufacturing same | Soichi Kato, Muneo Sakurada, Shin Kurihara, Sadao Haiya, Takashi Sugita +1 more | 2002-10-22 |
| 6461939 | SOI wafers and methods for producing SOI wafer | Jun-ichiro Furihata, Kiyoshi Mitani, Norihiro Kobayashi | 2002-10-08 |