Shigematsu; Tomohisa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shigematsu; Tomohisa.The latest application filed is for "manufacturing method for a floating gate semiconductor memory device by forming cell slits".
- Shigematsu; Tomohisa - Yokohama JP
| Patent | Date |
|---|---|
| Manufacturing method for a floating gate semiconductor memory device by forming cell slits Grant 5,219,775 - Saeki , et al. June 15, 1 | 1993-06-15 |
| Programmable logic device and storage circuit used therewith Grant 5,214,327 - Saeki , et al. May 25, 1 | 1993-05-25 |
| Nonvolatile semiconductor memory device with a double gate structure Grant 4,930,105 - Matsumoto , et al. May 29, 1 | 1990-05-29 |
| Nonvolatile semiconductor memory Grant 4,912,749 - Maruyama , et al. March 27, 1 | 1990-03-27 |
| Nonvolatile floating gate semiconductor memory device Grant 4,870,615 - Maruyama , et al. September 26, 1 | 1989-09-26 |
| Integrated circuit device Grant 4,143,391 - Suzuki , et al. March 6, 1 | 1979-03-06 |
| Integrated circuit for a programmable television receiver Grant 4,088,958 - Suzuki , et al. May 9, 1 | 1978-05-09 |
| N scale counter Grant 3,992,635 - Suzuki , et al. November 16, 1 | 1976-11-16 |
| Time division information transmitting and receiving systems Grant 3,911,218 - Suzuki , et al. October 7, 1 | 1975-10-07 |
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