Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7208831 | Semiconductor device having multilayer wiring structure and method, wherein connecting portion and wiring layer are formed of same layer | — | 2007-04-24 |
| 6759314 | Method for manufacturing semiconductor devices using thermal nitride films as gate insulating films | Wakako Moriyama, Naoki Kai, Hiroaki Hazama, Keiki Nagai, Kazuo Saki +2 more | 2004-07-06 |
| 6693028 | Semiconductor device having multilayer wiring structure and method for manufacturing the same | — | 2004-02-17 |
| 6423146 | Method for cleaning a semiconductor substrate | — | 2002-07-23 |
| 6291300 | Manufacturing method of semiconductor devices | Kazuo Saki | 2001-09-18 |
| 6152153 | Substrate cleaning/drying equipment and substrate cleaning/drying method | Kazuhiko Takase | 2000-11-28 |
| 5985469 | White decorative part and process for producing the same | Ryo Kurakata, Shinji Ikeda | 1999-11-16 |
| 5868855 | Surface processing method and surface processing device for silicon substrates | Kunihiro Miyazaki | 1999-02-09 |
| 5810940 | Method for cleaning semiconductor wafers | Takahito Nakajima, Kazuhiko Takase | 1998-09-22 |
| 5786570 | Heating roller device | Yukio Miya, Osamu Sugiyama, Ryota Koike, Takashi Toida | 1998-07-28 |
| 5744402 | Method of manufacturing semiconductor devices | Kazuhiko Takase | 1998-04-28 |
| 5643404 | Method for examination of silicon wafer surface defects | Hisashi Muraoka | 1997-07-01 |
| 5571367 | Apparatus for subjecting a semiconductor substrate to a washing process | Takahito Nakajima | 1996-11-05 |
| 5527707 | Method of analyzing impurities in the surface of a semiconductor wafer | — | 1996-06-18 |
| 5511587 | Wear-resistant reed for a high-speed loom | Yukio Miya, Shigeru Kizaki, Osamu Sugiyama, Akiteru Hatayama, Yoshitsugu Shibuya +5 more | 1996-04-30 |
| 5470393 | Semiconductor wafer treating method | — | 1995-11-28 |
| 5442236 | Semiconductor device having a multilayered wiring structure with dummy wiring | — | 1995-08-15 |
| 5346949 | Fluorine containing aqueous composition having water repellent and oil repellent properties | — | 1994-09-13 |