Inventor · disambiguated record
Richard D. Trapani
Also filed as: TRAPANI RICHARD D
5 granted patents·243 citations·filing 1981–1997
85Inventor score
Top patents by PatentIndex Score
5 records- 0188US5408066APowder injection apparatus for a plasma spray gunFiled 1993·Granted Apr 18, 1995·101 cites·11 claims
- 0284US4445021AHeavy duty plasma spray gunMETCO INC·Filed 1981·Granted Apr 24, 1984·52 cites·9 claims
- 0372US4668852AArc spray systemPERKIN ELMER CORP·Filed 1985·Granted May 26, 1987·45 cites·16 claims
- 0459US5014916AAngular gas cap for thermal spray gunPERKIN ELMER CORP·Filed 1990·Granted May 14, 1991·29 cites·21 claims
- 0550US5935458AWire thermal spray apparatus with dual motorsSULZER METCO US INC·Filed 1997·Granted Aug 10, 1999·16 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →