MERCER RAYMOND C has a total of 11 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States. Its main competitors in its focus markets optics and machines are FOROX CORP, KIEJZIK PAUL A and HANKE & THOMAS HAMA HAMAPHOT.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 |
# | Technology | |
---|---|---|
#1 | Processing photographic materials | |
#2 | Unspecified technologies | |
#3 | Cameras |
# | Name | Total Patents |
---|---|---|
#1 | Mercer Raymond C | 11 |
Publication | Filing date | Title |
---|---|---|
US3193840A | Apparatus for liquid immersion motion picture film projection | |
US2522631A | Automatic focus adjusting means for cameras | |
US2506933A | Means for patching motion-picture film | |
US2210422A | Film measuring rule or gauge | |
US2153810A | Film rack and handling apparatus | |
US2118854A | Film patch | |
US2087289A | Film patch | |
US1914726A | Film patch | |
US1839407A | Film clip | |
US1943389A | Means for treating motion picture films to provide fade-in and fadeout effects | |
US1389523A | Film-patch |