Inventor · disambiguated record
Robert F. Helwing
Also filed as: HELWING ROBERT F
3 granted patents·363 citations·filing 1980–1986
77Inventor score
Top patents by PatentIndex Score
3 records- 0197US4304767APolymers of di- (and higher functionality) ketene acetals and polyolsSTANFORD RES INST INT·Filed 1980·Granted Dec 8, 1981·307 cites·30 claims
- 0292US4532335APreparation of ketene acetals by rearrangement of allyl and substituted allyl acetalsSTANFORD RES INST INT·Filed 1983·Granted Jul 30, 1985·49 cites·5 claims
- 0342US4842868ACovalently bonded active agents with carbonium ion base groupsHELWING ROBERT F·Filed 1986·Granted Jun 27, 1989·7 cites·45 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →