Inventor · disambiguated record
William Leehr
Also filed as: LEEHR WILLIAM H · Leehr William
2 granted patents·1 pending application·10 citations·filing 2000–2018
56Inventor score
Files withPPG IND OHIO INC3
Top patents by PatentIndex Score
3 records- 0182US10167227B2Fiberglass materials, methods of making, and applications thereofPPG IND OHIO INC·Filed 2016·Granted Jan 1, 2019·4 cites·9 claims
- 0254US7373791B1Methods of forming particulate glass batch compositionsPPG IND OHIO INC·Filed 2000·Granted May 20, 2008·6 cites·55 claims
- 0352US2019135691A1Fiberglass Materials, Methods of Making, and Applications ThereofPPG IND OHIO INC·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →