Inventor · disambiguated record
Frank W. Hetman
Also filed as: HETMAN FRANK W · HETMAN JR FRANK W
3 granted patents·68 citations·filing 1977–1999
72Inventor score
Top patents by PatentIndex Score
3 records- 0171US4067163AThermally insulated and connected window frame members and the method of making the sameHETMAN FRANK W·Filed 1977·Granted Jan 10, 1978·38 cites·5 claims
- 0253US4136419AApparatus for cleaning a column of windows and wall surfaces of a buildingALPANA ALUMINUM PROD·Filed 1977·Granted Jan 30, 1979·26 cites·10 claims
- 0322US6338222B1Universal sash tether clasp and anchoring apparatus for window counterbalancing systemMON RAY INC·Filed 1999·Granted Jan 15, 2002·4 cites·28 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →