Inventor · disambiguated record
Frank R. Walsh
Also filed as: WALSH FRANK R
6 granted patents·124 citations·filing 1981–1997
84Inventor score
Technology areasG03G
Files withXEROX CORP6
Top patents by PatentIndex Score
6 records- 0190US4831420ACopier/document handler customer variable registration systemXEROX CORP·Filed 1988·Granted May 16, 1989·45 cites·5 claims
- 0287US4477901ADirective diagnosticsXEROX CORP·Filed 1981·Granted Oct 16, 1984·46 cites·14 claims
- 0351US4785329AMonitoring window expansion for diagnosticsXEROX CORP·Filed 1987·Granted Nov 15, 1988·9 cites·5 claims
- 0450US5243388ASystem for cleaning the developer unit in an electronic reprographic printing systemXEROX CORP·Filed 1991·Granted Sep 7, 1993·12 cites·16 claims
- 0538US5761577AMethod and apparatus for removing toner waste from a toner sumpXEROX CORP·Filed 1997·Granted Jun 2, 1998·7 cites·18 claims
- 0632US5528808AWire installation toolXEROX CORP·Filed 1993·Granted Jun 25, 1996·5 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →