Inventor · disambiguated record
Roger D. Ellsworth
Also filed as: ELLSWORTH ROGER · ELLSWORTH ROGER D
7 granted patents·139 citations·filing 1989–1995
87Inventor score
Files withEASTMAN KODAK CO7
Top patents by PatentIndex Score
7 records- 0193US5053797ASystem for updating software in automatic film processorEASTMAN KODAK CO·Filed 1990·Granted Oct 1, 1991·40 cites·1 claims
- 0292US4994837AProcessor with temperature responsive film transport lockoutEASTMAN KODAK CO·Filed 1990·Granted Feb 19, 1991·29 cites·20 claims
- 0375US5025279AProcess for replenishing solutions in a film processorEASTMAN KODAK CO·Filed 1990·Granted Jun 18, 1991·10 cites·7 claims
- 0466US5065173AProcessor with speed independent fixed film spacingEASTMAN KODAK CO·Filed 1990·Granted Nov 12, 1991·7 cites·14 claims
- 0553US5132716ASystem for updating software in automatic film processorEASTMAN KODAK CO·Filed 1990·Granted Jul 21, 1992·29 cites·19 claims
- 0648US5688046AMethod and apparatus for mixing a container of concentrate with diluent from supply systemsEASTMAN KODAK CO·Filed 1995·Granted Nov 18, 1997·19 cites·12 claims
- 0731US4978858AOptical web detection and measurement system especially adapted for controlling replenishment of x-ray film processing chemicalsEASTMAN KODAK CO·Filed 1989·Granted Dec 18, 1990·5 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →