Inventor · disambiguated record
Emanuel Heilweil
Also filed as: HEILWEIL EMANUEL · VIRGILIO JOSEPH A
9 granted patents·38 citations·filing 1977–1993
85Inventor score
Top patents by PatentIndex Score
9 records- 0169US4182730AProcess for the preparation of substituted dihydrocinnamaldehydes via novel β-chlorocinnamaldehydesGIVAUDAN CORP·Filed 1977·Granted Jan 8, 1980·8 cites·7 claims
- 0267US4477683A3-Methyl-1-(2,3,4-and 2,4,4-trimethyl-1-cyclopentylidene) pent-2-en-4-one and isomers, and perfume compositions thereofGIVAUDAN CORP·Filed 1982·Granted Oct 16, 1984·8 cites·5 claims
- 0363US4281136A2-Alkyl-3-haloisothiazolium salts and their derivativesGIVAUDAN CORP·Filed 1978·Granted Jul 28, 1981·7 cites·44 claims
- 0462US4508908A2-Alkyl-3-haloisothiazolium salts and their derivativesGIVAUDAN CORP·Filed 1980·Granted Apr 2, 1985·5 cites·46 claims
- 0562US4262127A3-Alkoxy-2-alkylisothiazolium salts and their derivativesGIVAUDAN CORP·Filed 1979·Granted Apr 14, 1981·4 cites·19 claims
- 0654US4841063A2-alkyl-3-haloisothiazol-3-thioneGIVAUDAN CORP·Filed 1984·Granted Jun 20, 1989·3 cites·7 claims
- 0740US4328347A3-Dicyanomethylene-4-isothiazolinesGIVAUDAN CORP·Filed 1980·Granted May 4, 1982·1 cites·15 claims
- 0835US5243055AHeterocyclic formamidines useful as ultraviolet light absorbersGIVAUDAN CORP·Filed 1990·Granted Sep 7, 1993·2 cites·7 claims
- 0929US5436338AHeterocyclic formamidines useful as ultraviolet light absorbersGIVAUDAN ROURE CORP·Filed 1993·Granted Jul 25, 1995·0 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Emanuel Heilweil files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →