Inventor · disambiguated record

Richard R. Lessard

Also filed as: LESSARD RICHARD R · LESSARD RICHARD RAYMOND

3 granted patents·61 citations·filing 1994–1999

73Inventor score

Technology areasY10S

Files withEXXON RESEARCH ENGINEERING CO3

Top patents by PatentIndex Score

3 records

0165US5618468AChemical dispersant for oil spillsEXXON RESEARCH ENGINEERING CO·Filed 1994·Granted Apr 8, 1997·28 cites·9 claims
0250US5728320AChemical dispersant for oil spillsEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Mar 17, 1998·17 cites·9 claims
0347US6194473B1Chemical dispersant for oil spills (LAW898)EXXON RESEARCH ENGINEERING CO·Filed 1999·Granted Feb 27, 2001·16 cites·13 claims

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