Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11827551 | Method and system for recovering microplastics from water | Yoshihiro Kawada, Yui Sawada, Hiromasa TABATA | 2023-11-28 |
| 7701018 | Semiconductor device and method for manufacturing same | Shigeharu Yamagami, Hitoshi Wakabayashi, Kiyoshi Takeuchi, Masayasu Tanaka, Masahiro Nomura +4 more | 2010-04-20 |
| 7612416 | Semiconductor device having a conductive portion below an interlayer insulating film and method for producing the same | Kiyoshi Takeuchi, Koichi Terashima, Hitoshi Wakabayashi, Shigeharu Yamagami, Masayasu Tanaka +4 more | 2009-11-03 |
| 7605443 | Semiconductor substrate manufacturing method and semiconductor device manufacturing method, and semiconductor substrate and semiconductor device manufactured by the methods | — | 2009-10-20 |
| 7312140 | Film forming method | Hideaki Machida, Yoshio Ohshita, Masato Ishikawa | 2007-12-25 |
| 6933569 | SOI MOSFET | Risho Koh, Shigeharu Yamagami, Jong-Wook Lee, Hitoshi Wakabayashi, Yukishige Saito +6 more | 2005-08-23 |
| 6919563 | Defect evaluation apparatus utilizing positrons | Akira Uedono | 2005-07-19 |
| 6548379 | SOI substrate and method for manufacturing the same | — | 2003-04-15 |
| 6506662 | Method for forming an SOI substrate by use of a plasma ion irradiation | Youichirou Numasawa, Akira Doi, Masayasu Tanjyo | 2003-01-14 |
| 6489654 | Silicon-on-insulator (SOI) substrate | — | 2002-12-03 |
| 6316337 | Production process of SOI substrate | — | 2001-11-13 |
| 6211041 | Silicon-on-insulator (SOI) substrate and method of fabricating the same | — | 2001-04-03 |
| 6162539 | High luminance luminous fiber and process for producing the same | Yoshishige Shimizu, Ken OGASAWARA, Hideo Sakakura, Daiji Goto | 2000-12-19 |
| 6074928 | Method of fabricating SOI substrate | — | 2000-06-13 |
| 5888297 | Method of fabricating SOI substrate | — | 1999-03-30 |
| 5853614 | Long decay luminescent material | Qinglong Hao, Qian Xu, Jun Li, Pengcheng Li, Baochan Liu +1 more | 1998-12-29 |
| 5668046 | Method of producing a semiconductor on insulating substrate, and a method of forming transistor thereon | Risho Koh | 1997-09-16 |
| 5650042 | Method for thinning a semiconductor film on an insulating film | — | 1997-07-22 |
| 5556503 | Apparatus for thinning a semiconductor film on an insulating film | — | 1996-09-17 |
| 5427976 | Method of producing a semiconductor on insulating substrate, and a method of forming a transistor thereon | Risho Koh | 1995-06-27 |
| 5271969 | Method of manufacturing metal oxide ceramic composite powder | — | 1993-12-21 |
| 5120611 | Metal oxide ceramic composite powder and method of manufacturing the same | — | 1992-06-09 |
| 5110774 | Homogeneous solid solution material and method of manufacturing the same | — | 1992-05-05 |
| 4643950 | Semiconductor device | Koji Egami | 1987-02-17 |