Weigl; John W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Weigl; John W..The latest application filed is for "photographic screen stencil printing process".
- Weigl; John W. - West Webster NY
- Weigl; John W. - W. Webster NY
- Weigl; John W. - Webster NY
| Patent | Date |
|---|---|
| Photographic screen stencil printing process Grant 4,199,359 - Weigl , et al. April 22, 1 | 1980-04-22 |
| Apparatus for interposition environment Grant 4,027,964 - Fantuzzo , et al. June 7, 1 | 1977-06-07 |
| Material for electrostatic recording Grant 3,997,343 - Weigl , et al. December 14, 1 | 1976-12-14 |
| Method for the preparation of electrostatographic photoreceptors Grant 3,956,524 - Weigl May 11, 1 | 1976-05-11 |
| Electrophotographic method and plate employing a phthaldcyanine polymer Grant 3,926,629 - Weigl December 16, 1 | 1975-12-16 |
| Apparatus for inductive imaging with simultaneous polar ink development Grant 3,924,945 - Weigl December 9, 1 | 1975-12-09 |
| Transport Arrangement For Thin Sheet Material Grant 3,867,027 - Weigl February 18, 1 | 1975-02-18 |
| Electrophoretic Imaging Method Grant 3,850,627 - Wells , et al. November 26, 1 | 1974-11-26 |
| Displaying And Printing Apparatus Grant 3,698,807 - Weigl October 17, 1 | 1972-10-17 |
| Transparent Electrode Grant 3,684,362 - Weigl August 15, 1 | 1972-08-15 |
| Imaging Process Grant 3,649,117 - Weigl March 14, 1 | 1972-03-14 |
| Photoreceptor Assembly Grant 3,603,730 - Weigl , et al. September 7, 1 | 1971-09-07 |
| Gravure Imaging System Grant 3,561,358 - Weigl February 9, 1 | 1971-02-09 |
| Method Of Preparing And Using A Gravure Printing Plate Grant 3,559,570 - Martel , et al. February 2, 1 | 1971-02-02 |
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