Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4558343 | Semiconductor device having a high resistivity layer in direct contact with a polycrystalline silicon layer of high impurity concentration | Yasushi Fukatsu, Fujio Masuoka | 1985-12-10 |
| 4475964 | Method of manufacturing a semiconductor device | Yasushi Fukatsu, Fujio Masuoka | 1984-10-09 |