Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7582950 | Semiconductor chip having gettering layer, and method for manufacturing the same | Tsuyoshi Koga, Akio Nishida, Yoshiko Higashide, Jun Shibata, Hiroshi Tobimatsu | 2009-09-01 |
| 6828163 | Wafer shape evaluating method and device producing method, wafer and wafer selecting method | Makoto Kobayashi, Hidekazu Yamamoto, Shinroku Maejima | 2004-12-07 |
| 6706636 | Method of regenerating semiconductor wafer | — | 2004-03-16 |
| 6656775 | Semiconductor substrate, semiconductor device, and manufacturing method thereof | — | 2003-12-02 |
| 6461447 | Substrate for epitaxial growth | Hiroshi Shinyashiki, Hiroshi Koya, Tomonori Yamaoka, Yasuhiro Kimura, Hidekazu Yamamoto | 2002-10-08 |
| 5306947 | Semiconductor device and manufacturing method thereof | Hiroshi Adachi, Hirozoh Kanegae, Hiroshi Mochizuki, Masanori Obata, Takemi Endoh +4 more | 1994-04-26 |