Inventor · disambiguated record
Marvin L. Barkhau
Also filed as: BARKHAU MARVIN L
4 granted patents·149 citations·filing 1981–1987
79Inventor score
Top patents by PatentIndex Score
4 records- 0188US4389725AElectric boosting control for a glass forehearthOWENS ILLINOIS INC·Filed 1981·Granted Jun 21, 1983·40 cites·6 claims
- 0286US4740401AForming laminated glass containers from a composite encapsulated gob of molten glassOWENS ILLINOIS GLASS CONTAINER·Filed 1987·Granted Apr 26, 1988·88 cites·11 claims
- 0347US4515614AElectrically heated forehearth and method of controlling molten glass temperature thereinOWENS ILLINOIS INC·Filed 1984·Granted May 7, 1985·13 cites·19 claims
- 0440US4511385AForehearth for molten glass and method of using sameOWENS ILLINOIS INC·Filed 1983·Granted Apr 16, 1985·8 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →