Inventor · disambiguated record
William E. Welch
Also filed as: WELCH WILLIAM E
3 granted patents·57 citations·filing 1991–1993
72Inventor score
Top patents by PatentIndex Score
3 records- 0168US5391325ANon-toxic biodegradable emulsion compositions for use in automatic car washesEXXON CHEMICAL PATENTS INC·Filed 1993·Granted Feb 21, 1995·31 cites·10 claims
- 0260US5407080AApatite flotation reagentTOMAH PRODUCTS INC·Filed 1993·Granted Apr 18, 1995·21 cites·18 claims
- 0334US5182039ASynergistic fluorinated ore flotation aidsEXXON CHEMICAL PATENTS INC·Filed 1991·Granted Jan 26, 1993·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →