Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6620666 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE OF DUAL-GATE CONSTRUCTION, AND SEMICONDUCTOR DEVICE MANUFACTURED THEREBY INCLUDING FORMING A REGION OF OVER-LAPPING N-TYPE AND P-TYPE IMPURITIES WITH LOWER RESISTANCE | Kenji Yoshiyama, Masao Sugiyama | 2003-09-16 |
| 6541823 | Semiconductor device including multiple field effect transistors and manufacturing method thereof | Kenji Yoshiyama, Motoshige Igarashi, Keiichi Yamada, Katsuya Okada | 2003-04-01 |
| 6531737 | Semiconductor device having an improved interlayer contact and manufacturing method thereof | Masakazu Okada, Hiroshi Kawashima | 2003-03-11 |