Issued Patents All Time
Showing 76–100 of 112 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407367 | Heat treatment apparatus, heat treatment process employing the same, and process for producing semiconductor article | Masataka Ito | 2002-06-18 |
| 6375738 | Process of producing semiconductor article | — | 2002-04-23 |
| 6369905 | Information processing apparatus and output apparatus | Shunya Mitsuhashi, Satoshi Nagata, Yoshifumi Okamoto, Tetsuya Morita, Akihiro Shimura +2 more | 2002-04-09 |
| 6350703 | Semiconductor substrate and production method thereof | Kiyofumi Sakaguchi | 2002-02-26 |
| 6335269 | Semiconductor substrate and method for producing the same | — | 2002-01-01 |
| 6326279 | Process for producing semiconductor article | Yasuo Kakizaki, Takao Yonehara | 2001-12-04 |
| 6313014 | Semiconductor substrate and manufacturing method of semiconductor substrate | Kiyofumi Sakaguchi | 2001-11-06 |
| 6309945 | Process for producing semiconductor substrate of SOI structure | Takao Yonehara | 2001-10-30 |
| 6290062 | Packaging for sports equipment | Takahisa Ohno | 2001-09-18 |
| 6254794 | Etching solution for etching porous silicon, etching method using the etching solution and method of preparing semiconductor member using the etching solution | Kiyofumi Sakaguchi, Takao Yonehara | 2001-07-03 |
| 6246068 | Semiconductor article with porous structure | Takao Yonehara, Kiyofumi Sakaguchi | 2001-06-12 |
| 6238586 | Etching solution for etching porous silicon, etching method using the etching solution and method of preparing semiconductor member using the etching solution | Kiyofumi Sakaguchi, Takao Yonehara | 2001-05-29 |
| 6221738 | Substrate and production method thereof | Kiyofumi Sakaguchi | 2001-04-24 |
| 6180497 | Method for producing semiconductor base members | Satoshi Matsumura | 2001-01-30 |
| 6171982 | Method and apparatus for heat-treating an SOI substrate and method of preparing an SOI substrate by using the same | — | 2001-01-09 |
| 6171512 | Etching solution for etching porous silicon, etching method using the etching solution and method of preparing semiconductor member using the etching solution | Kiyofumi Sakaguchi, Takao Yonehara | 2001-01-09 |
| 6143628 | Semiconductor substrate and method of manufacturing the same | Takao Yonehara, Kiyofumi Sakaguchi | 2000-11-07 |
| 6143629 | Process for producing semiconductor substrate | — | 2000-11-07 |
| 6136684 | Semiconductor substrate and process for production thereof | Takao Yonehara | 2000-10-24 |
| 6121117 | Process for producing semiconductor substrate by heat treating | Takao Yonehara, Kiyofumi Sakaguchi | 2000-09-19 |
| 6106613 | Semiconductor substrate having compound semiconductor layer, process for its production, and electronic device fabricated on semiconductor substrate | Takao Yonehara | 2000-08-22 |
| 6103598 | Process for producing semiconductor substrate | Kenji Yamagata, Takao Yonehara, Kiyofumi Sakaguchi | 2000-08-15 |
| 6048115 | Printing apparatus and printing processing method | Masaki Unishi, Satoshi Nagata, Yoshifumi Okamoto, Tetsuya Morita, Akihiro Shimura +2 more | 2000-04-11 |
| 5970361 | Process for producing semiconductor device having porous regions | Hideya Kumomi, Takao Yonehara | 1999-10-19 |
| 5869387 | Process for producing semiconductor substrate by heating to flatten an unpolished surface | Takao Yonehara, Kiyofumi Sakaguchi | 1999-02-09 |