Inventor
Robert Gumbinner
Inventor
Tarrytown, NY, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Nprimary
B41NPrinting plates or foils27%
C25FProcesses for the electrolytic removal of materials from objects18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%
C09DCoating compositions, e.g. paints, varnishes or lacquers9%
C25DProcesses for the electrolytic or electrophoretic production of coatings9%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices9%
Y10TTechnical subjects covered by former us classification9%
PatentTitleYear
4,942,421'Method of preventing bending of lithographic printing plates'19904,777,109'RF plasma treated photosensitive lithographic printing plates'19884,129,486'Ultraviolet curing printing inks having improved shelf life'19784,052,275'Process for electrolytic graining of aluminum sheet'19773,935,080'Method of producing an aluminum base sheet for a printing plate'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1978Patents assigned to POLYCHROME CORP (3)· patent assignee history
1976–1990Based in Tarrytown, NY, US· patent location history
1988Patents assigned to GUMBINNER ROBERT (1)· patent assignee history
1988Patents assigned to HALPERN GREGORY (1)· patent assignee history
1990Patents assigned to H T PRODUCTS INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| POLYCHROME CORP | 3 | 1976–1978 |
| GUMBINNER ROBERTself | 1 | 1988 |
| H T PRODUCTS INC | 1 | 1990 |
| HALPERN GREGORY | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tarrytown, New York, US | 5 | 1976–1990 |