Inventor · disambiguated record

Richard A. Heilman

Also filed as: HEILMAN RICHARD A

2 granted patents·125 citations·filing 1979–1997

69Inventor score

Technology areasB01J G01N

Files withPPG IND OHIO INC1 PPG INDUSTRIES INC1

Top patents by PatentIndex Score

2 records

0186US6054227APhotocatalytically-activated self-cleaning appliancesPPG IND OHIO INC·Filed 1997·Granted Apr 25, 2000·83 cites·26 claims
0281US4284356AMethod of and apparatus for comparing surface reflectivityPPG INDUSTRIES INC·Filed 1979·Granted Aug 18, 1981·42 cites·3 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →