Inventor · disambiguated record
Gerhard Stern
Also filed as: DOBRAMYSL WILHELM · GREINECKER HERBERT DIPL ING · STERN GERHARD
19 granted patents·216 citations·filing 1975–1996
94Inventor score
Top patents by PatentIndex Score
19 records- 0191US5414083AMethod for the production of N-cyclic and N,N'-dicyclic ureas and their use as chemical solventsCHEMIE LINZ GMBH·Filed 1994·Granted May 9, 1995·71 cites·5 claims
- 0279US4180488AStorage-stable lacquer resinsCHEMIE LINZ AG·Filed 1978·Granted Dec 25, 1979·22 cites·7 claims
- 0378US4405744AFiller for paper, card or board, a process for its manufacture, and paper, card or board containing the fillerCHEMIE LINZ AG·Filed 1981·Granted Sep 20, 1983·44 cites·7 claims
- 0474US4447568AFlame-retardant polyacrylonitrile fiberCHEMIE LINZ AG·Filed 1983·Granted May 8, 1984·15 cites·8 claims
- 0571US5597917AMethod for the production of N-cyclic and N,N'-dicyclic ureas and their use as chemical solventsCHEMIE LINZ GMBH·Filed 1995·Granted Jan 28, 1997·18 cites·4 claims
- 0662US5078980AProcess for the removal of isocyanic acid from a mixture of isocyanic acid and ammoniaCHEMIE LINZ GMBH·Filed 1990·Granted Jan 7, 1992·15 cites·9 claims
- 0754US4130697AProcess for the production of foamed plastics with improved combustion characteristicsCHEMIE LINZ AG·Filed 1977·Granted Dec 19, 1978·9 cites·9 claims
- 0853US5043444AProcess for the preparation of asymmetrically substituted ureasCHEMIE LINZ GMBH·Filed 1990·Granted Aug 27, 1991·5 cites·10 claims
- 0951US4408045AProcess for the preparation of partially etherified methylolmelaminesCHEMIE LINZ AG·Filed 1982·Granted Oct 4, 1983·3 cites·4 claims
- 1048US4510099AProcess for preparing pure diacetonitrileCHEMIE LINZ AG·Filed 1983·Granted Apr 9, 1985·3 cites·6 claims
- 1145US5091553AProcess for the preparation of substituted isocyanatesCHEMIE LINZ GMBH·Filed 1990·Granted Feb 25, 1992·3 cites·8 claims
- 1238US5629397A2,6-dimethylphenylmaleimide as a comonomer for styrene copolymers and vinyl chloride copolymersCHEMIE LINZ GMBH·Filed 1996·Granted May 13, 1997·4 cites·5 claims
- 1337US5248755AProcess for the preparation of asymmetrically substituted ureas, carbamates or thiocarbamatesCHEMIE LINZ GMBH·Filed 1992·Granted Sep 28, 1993·1 cites·10 claims
- 1431US5481035AProcess for the preparation of asymmetrically substituted ureas, carbamates, thiocarbamates and substituted isocyanatesCHEMIE LINZ GMBH·Filed 1993·Granted Jan 2, 1996·0 cites·8 claims
- 1531US5034972AMethod of producing thin sheets and use of such sheets for the production of X-ray masksKERNFORSCHUNGSZ KARLSRUHE·Filed 1990·Granted Jul 23, 1991·3 cites·15 claims
- 1630US5360601AProcess for the preparation of isocyanic acid by the decomposition of N,N-disubstituted ureasCHEMIE LINZ GMBH·Filed 1993·Granted Nov 1, 1994·0 cites·6 claims
- 1728US5223635APreparation of organic compounds using as a reactant an adduct of isocyanic acid and a tertiary amine or an etherCHEMIE LINZ GMBH·Filed 1991·Granted Jun 29, 1993·0 cites·9 claims
- 1823US3960541AProcess for regulating or influencing the growth and metabolism of plantsCHEMIE LINZ AG·Filed 1975·Granted Jun 1, 1976·0 cites·10 claims
- 1920US4910003AProcess for selective removal and destruction of hydrogen cyanide from nitrous-containing gasesCHEMIE LINZ GMBH·Filed 1989·Granted Mar 20, 1990·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →