Inventor · disambiguated record
Carl B. Havens
Also filed as: HAVENS CARL B · HEISTERKAMP HERBERT W
8 granted patents·172 citations·filing 1974–1986
88Inventor score
Files withDOW CHEMICAL CO8
Top patents by PatentIndex Score
8 records- 0191US4315963AThermoplastic film with integral ribbed pattern and bag therefromDOW CHEMICAL CO·Filed 1980·Granted Feb 16, 1982·73 cites·5 claims
- 0268US4101614ABlown film processDOW CHEMICAL CO·Filed 1976·Granted Jul 18, 1978·25 cites·2 claims
- 0361US4265853AMethod and apparatus for forming of reinforced tubeDOW CHEMICAL CO·Filed 1979·Granted May 5, 1981·19 cites·10 claims
- 0456US3976733AMethod for the preparation of plastic articles by extrusion and cooling by gas bearingDOW CHEMICAL CO·Filed 1974·Granted Aug 24, 1976·17 cites·6 claims
- 0546US4176155AMethod and apparatus for making filmDOW CHEMICAL CO·Filed 1974·Granted Nov 27, 1979·12 cites·7 claims
- 0645US4732727AMethod and apparatus for producing mesh filmDOW CHEMICAL CO·Filed 1986·Granted Mar 22, 1988·12 cites·20 claims
- 0743US4025253AMethod and apparatus for the preparation of plastic articles by extrusionDOW CHEMICAL CO·Filed 1976·Granted May 24, 1977·10 cites·7 claims
- 0830US4753767AExtrusion apparatus and methodDOW CHEMICAL CO·Filed 1986·Granted Jun 28, 1988·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →