Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7352121 | Spark plug | Hirohito Ito | 2008-04-01 |
| 7310139 | Evaluation method and device for gel state or sol-gel state change of object | Touichirou Takai, Misao Tomita, Hideaki Kawahara, Tooru Awazu, Makoto Diou +5 more | 2007-12-18 |
| 7013042 | Image processing apparatus and method, and recording medium | Osamu Yamada | 2006-03-14 |
| 6952503 | Image processing apparatus and method | — | 2005-10-04 |
| 6853747 | Image processing method and apparatus and recording medium | Takeshi Makita, Osamu Yamada | 2005-02-08 |
| 6840978 | Porous metal article, metal composite material using the article and method for production thereof | Keizo Harada | 2005-01-11 |
| 6642930 | Image processing apparatus, method and computer-readable memory | Osamu Yamada | 2003-11-04 |
| 6616526 | Clean room and method for fabricating semiconductor device | Haruo Nakase | 2003-09-09 |
| 6493468 | Image processing apparatus and method | — | 2002-12-10 |
| 6075894 | High-quality edge-smoothing based upon a determination of consecutive black dots | Kentaro Yano, Naoji Ohtsuka, Osamu Iwasaki, Daigoro Kanematsu | 2000-06-13 |
| 5858523 | Porous ceramic film and process for producing the same | Chihiro Kawai, Akira Yamakawa | 1999-01-12 |
| 5846460 | Method of preparing silicon nitride porous body | Chihiro Kawai, Akira Yamakawa | 1998-12-08 |
| 5780374 | High-strength porous silicon nitride body and process for producing the same | Chihiro Kawai, Akira Yamakawa | 1998-07-14 |
| 5695700 | Method of preparing a ceramic porous body | Hisao Takeuchi, Seiji Nakahata, Chihiro Kawai | 1997-12-09 |
| 5696042 | Ceramic porous body and method for preparing the same | Chihiro Kawai, Akira Yamakawa | 1997-12-09 |
| 5618765 | Ceramics porous body and method of preparing the same | Hisao Takeuchi, Seiji Nakahata, Chihiro Kawai | 1997-04-08 |
| 5529962 | Aluminum nitride sintered body and method of producing the same | Seiji Nakahata, Kouichi Sogabe, Akira Yamakawa | 1996-06-25 |
| 5482905 | Aluminum nitride sintered body and method of producing the same | Seiji Nakahata, Kouichi Sogabe, Akira Yamakawa | 1996-01-09 |
| 5449648 | Method for preparing an aluminum nitride sintered body | Seiji Nakahata, Kouichi Sogabe, Akira Yamakawa | 1995-09-12 |
| 5395694 | Aluminum nitride powder having surface layer containing oxynitride | Kouichi Sogabe, Seiji Nakahata, Akira Yamakawa | 1995-03-07 |
| 5393715 | Aluminum nitride sintered body and method of preparing the same | Seiji Nakahata, Kouichi Sogabe, Akira Yamakawa | 1995-02-28 |