Inventor · disambiguated record
William P. Cathers
Also filed as: CATHERS WILLIAM P
11 granted patents·411 citations·filing 1977–1987
93Inventor score
Files withPPG INDUSTRIES INC11
Top patents by PatentIndex Score
11 records- 0197US4228993ASheet orienting and transporting framePPG INDUSTRIES INC·Filed 1978·Granted Oct 21, 1980·78 cites·15 claims
- 0294US4111412AConveyor for separating and aligning glass sheetsPPG INDUSTRIES INC·Filed 1977·Granted Sep 5, 1978·58 cites·3 claims
- 0390US4756735AIn-lehr press bendingPPG INDUSTRIES INC·Filed 1987·Granted Jul 12, 1988·39 cites·22 claims
- 0490US4111150AApparatus for coating an advancing substratePPG INDUSTRIES INC·Filed 1977·Granted Sep 5, 1978·53 cites·6 claims
- 0583US4587769AGrinding wheel wear compensation systemPPG INDUSTRIES INC·Filed 1985·Granted May 13, 1986·31 cites·20 claims
- 0682US4362461ASelective vacuum lifting devicePPG INDUSTRIES INC·Filed 1980·Granted Dec 7, 1982·36 cites·10 claims
- 0775US4398979AVacuum channel method of laminating glass sheetsPPG INDUSTRIES INC·Filed 1982·Granted Aug 16, 1983·59 cites·5 claims
- 0875US4200420AFrame having rotating orienting membersPPG INDUSTRIES INC·Filed 1978·Granted Apr 29, 1980·20 cites·13 claims
- 0972US4626267AMethod and apparatus to reduce tip curl of a glass sheet on a bending moldPPG INDUSTRIES INC·Filed 1985·Granted Dec 2, 1986·20 cites·20 claims
- 1043US4239016AApparatus for handling flexible sheet while applying graded shade band thereonPPG INDUSTRIES INC·Filed 1978·Granted Dec 16, 1980·14 cites·2 claims
- 1135US4155495AGlass cutter with conveyor for separating and aligning glass sheetsPPG INDUSTRIES INC·Filed 1978·Granted May 22, 1979·3 cites·8 claims
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