Sekigawa; Keiji
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sekigawa; Keiji.The latest application filed is for "method of reproducing a picture having improved resolution".
- Sekigawa; Keiji - Yokohama JP
| Patent | Date |
|---|---|
| Method of reproducing a picture having improved resolution Grant 4,393,452 - Sekigawa * July 12, 1 | 1983-07-12 |
| Method of restoring pictures with high density Grant 4,355,337 - Sekigawa October 19, 1 | 1982-10-19 |
| Picture processing method Grant 4,349,846 - Sekigawa September 14, 1 | 1982-09-14 |
| Method of restoring a picture through estimation Grant 4,323,974 - Sekigawa April 6, 1 | 1982-04-06 |
| Picture processing method Grant 4,258,393 - Ejiri , et al. March 24, 1 | 1981-03-24 |
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