Inventor · disambiguated record
Donald R. Kunsman
Also filed as: KUNSMAN DONALD R
7 granted patents·399 citations·filing 1975–1999
89Inventor score
Files withVICTAULIC CO OF AMERICA7
Top patents by PatentIndex Score
7 records- 0197US3995466AMachine for roll grooving of pipeVICTAULIC CO OF AMERICA·Filed 1975·Granted Dec 7, 1976·85 cites·14 claims
- 0294US4461498ACoupling members for pipeline assembliesVICTAULIC CO OF AMERICA·Filed 1981·Granted Jul 24, 1984·107 cites·10 claims
- 0389US4886304AAbrasive grip pipe couplingVICTAULIC CO OF AMERICA·Filed 1988·Granted Dec 12, 1989·71 cites·21 claims
- 0482US4561678APipe couplingVICTAULIC CO OF AMERICA·Filed 1984·Granted Dec 31, 1985·50 cites·10 claims
- 0574US6412824B2Pipe branch fittingVICTAULIC CO OF AMERICA·Filed 1999·Granted Jul 2, 2002·42 cites·16 claims
- 0665US6264251B1Segmented flange coupler for grooved pipeVICTAULIC CO OF AMERICA·Filed 1999·Granted Jul 24, 2001·29 cites·15 claims
- 0750US5833214APlug valve with adjustable discVICTAULIC CO OF AMERICA·Filed 1996·Granted Nov 10, 1998·15 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →