Schaffer; Robert R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schaffer; Robert R..The latest application filed is for "remelting of printed hot melt ink images".
- Schaffer; Robert R. - Canaan NH
- Schaffer; Robert R. - Endwell NY
| Patent | Date |
|---|---|
| Remelting of printed hot melt ink images Grant 4,971,408 - Hoisington , et al. November 20, 1 | 1990-11-20 |
| Ink jet array Grant 4,891,654 - Hoisington , et al. January 2, 1 | 1990-01-02 |
| Hot melt ink transparency Grant 4,877,676 - Creagh , et al. October 31, 1 | 1989-10-31 |
| Method for preparing a hot melt ink transparency Grant 4,801,473 - Creagh , et al. January 31, 1 | 1989-01-31 |
| Platen arrangement for hot melt ink jet apparatus Grant 4,751,528 - Spehrley, Jr. , et al. June 14, 1 | 1988-06-14 |
| Packaging System For Pneumatic Logic Grant 3,658,088 - Jensen , et al. April 25, 1 | 1972-04-25 |
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