Inventor · disambiguated record
Fritz Thiessen
Also filed as: THIESSEN FRITZ
10 granted patents·429 citations·filing 1972–1997
92Inventor score
Files withBASF AG10
Top patents by PatentIndex Score
10 records- 0196US3932500ARecovering anhydrous acrylic acidBASF AG·Filed 1972·Granted Jan 13, 1976·73 cites·6 claims
- 0295US4259211ACatalyst for the oxidation of acrolein and methacrolein to acrylic acid and methacrylic acid, respectivelyBASF AG·Filed 1978·Granted Mar 31, 1981·89 cites·8 claims
- 0394US4031135AManufacture of acrylic acid by oxidation of propylene with oxygen-containing gases in two separate catalyst stagesBASF AG·Filed 1975·Granted Jun 21, 1977·44 cites·3 claims
- 0490US5087744APreparation of methacrylic acidBASF AG·Filed 1988·Granted Feb 11, 1992·39 cites·6 claims
- 0589US4110370AMethod of separating high-boiling or non-volatile materialsBASF AG·Filed 1975·Granted Aug 29, 1978·26 cites·5 claims
- 0686US5173468ACompositions of the formula MO12 Pa Vb X1c X2d X3e Sbf Reg Sh OnBASF AG·Filed 1991·Granted Dec 22, 1992·57 cites·5 claims
- 0781US5221767ACompositions of the formula Mo12 Pa Vb X1 c X2 d X3 e Sbf Reg Sh OnBASF AG·Filed 1992·Granted Jun 22, 1993·43 cites·4 claims
- 0878US4052450ACatalytic oxidation of α-olefinsBASF AG·Filed 1973·Granted Oct 4, 1977·25 cites·17 claims
- 0976US6166248AProcess for the separation of acrylic acidBASF AG·Filed 1997·Granted Dec 26, 2000·17 cites·8 claims
- 1043US5788895AMass transfer in plate columns and apparatus for this purposeBASF AG·Filed 1996·Granted Aug 4, 1998·16 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →