Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8328935 | Method of manufacturing polycrystalline silicon rod | Shinichi Kurotani, Shigeyoshi Netsu, Kyoji Oguro | 2012-12-11 |
| 6833273 | Method for evaluating concentration of metallic impurities in silicon wafer | — | 2004-12-21 |
| 5220305 | Semiconductor pressure sensor | Keiji Nagatsu | 1993-06-15 |
| 5101665 | Semiconductor pressure sensor | — | 1992-04-07 |