Inventor · disambiguated record
Leo Berger
Also filed as: BERGER JR LEO JOSEPH · BERGER LEO
26 granted patents·1 pending application·209 citations·filing 1973–2019
96Inventor score
Files withHOFFMANN LA ROCHE21AUSKUR FIREARMS AND MUNITIONS INC3BERGER LEO1FINITE FILTER CO1IDEA & INVENT AG1
Top patents by PatentIndex Score
27 records- 0193US4009181ACyclopenta[b]indole-2-carboxylic acids and derivatives thereofHOFFMANN LA ROCHE·Filed 1974·Granted Feb 22, 1977·36 cites·2 claims
- 0290US4222944AHalo-3-dibenzofuran alkanonitrilesHOFFMANN LA ROCHE·Filed 1978·Granted Sep 16, 1980·20 cites·2 claims
- 0387US4052316AComposite coalescing filter tubeFINITE FILTER CO·Filed 1976·Granted Oct 4, 1977·47 cites·24 claims
- 0485US4260762AOctahydro-1H-pyrrolo[2,3-g]isoquinolinesHOFFMANN LA ROCHE·Filed 1979·Granted Apr 7, 1981·13 cites·33 claims
- 0575US4442291A1,2,3,4,4a,7-Hexahydro-6,8-dimethoxy-2-methyl isoquinolineHOFFMANN LA ROCHE·Filed 1983·Granted Apr 10, 1984·8 cites·1 claims
- 0673US4349678AOctahydro-2-methyl-isoquinoline-6,8-dioneHOFFMANN LA ROCHE·Filed 1980·Granted Sep 14, 1982·7 cites·1 claims
- 0772US4334070ACycloalka[4,5]pyrrolo[2,3-g]isoquinolinesHOFFMANN LA ROCHE·Filed 1981·Granted Jun 8, 1982·8 cites·51 claims
- 0870US3931288AAlkyl esters of 4-chlorophenoxy-4-oxo-cycloalkyl-carboxylic acidHOFFMANN LA ROCHE·Filed 1973·Granted Jan 6, 1976·8 cites·2 claims
- 0968US4707484ASubstituted piperidinomethylindolone and cyclopent(b)indolone derivativesHOFFMANN LA ROCHE·Filed 1986·Granted Nov 17, 1987·9 cites·12 claims
- 1066US4219657ADibenzothiophenesHOFFMANN LA ROCHE·Filed 1977·Granted Aug 26, 1980·7 cites·5 claims
- 1163US10240907B2Bullet cartridge and case testing deviceAUSKUR FIREARMS AND MUNITIONS INC·Filed 2017·Granted Mar 26, 2019·2 cites·15 claims
- 1261US4334078ADibenzothiophenesHOFFMANN LA ROCHE·Filed 1980·Granted Jun 8, 1982·5 cites·3 claims
- 1360US4179443A6-Chloro-1,2,3,4-tetrahydrocarbazole-2-oneHOFFMANN LA ROCHE·Filed 1978·Granted Dec 18, 1979·3 cites·1 claims
- 1456US5022654ALiquid filled device for playing a game of chanceIDEA & INVENT AG·Filed 1989·Granted Jun 11, 1991·18 cites·6 claims
- 1554US4150031AHydroxy methyl carbazole acetic acid and estersHOFFMANN LA ROCHE·Filed 1978·Granted Apr 17, 1979·4 cites·2 claims
- 1652US4178289ACarbazole acetic acid derivativesHOFFMANN LA ROCHE·Filed 1979·Granted Dec 11, 1979·2 cites·9 claims
- 1748US11125544B2Bullet cartridge and case testing deviceAUSKUR FIREARMS AND MUNITIONS INC·Filed 2019·Granted Sep 21, 2021·0 cites·14 claims
- 1840US4972788AAquatic vehicleBERGER LEO·Filed 1989·Granted Nov 27, 1990·8 cites·17 claims
- 1939US4192809ACertain 8-halodibenzofuran-3-alkanolsHOFFMANN LA ROCHE·Filed 1978·Granted Mar 11, 1980·1 cites·5 claims
- 2038US4097497AAmides of 2-(3-dibenzofuran) alkanoic acidsHOFFMANN LA ROCHE·Filed 1977·Granted Jun 27, 1978·1 cites·4 claims
- 2138US2020309491A1Fin stabilized projectile and loading componentsAUSKUR FIREARMS AND MUNITIONS INC·Filed 2019·Application pending·0 cites
- 2236US4388467ACycloalka[4,5]pyrrolo[2,3-g]isoquinolinesHOFFMANN LA ROCHE·Filed 1982·Granted Jun 14, 1983·0 cites·1 claims
- 2335US4234487AProcess of making a carbazole acetic acidHOFFMANN LA ROCHE·Filed 1979·Granted Nov 18, 1980·0 cites·1 claims
- 2435US4022805A8-Halo-dibenzofuran-3-acetic acids and certain esters thereofHOFFMANN LA ROCHE·Filed 1975·Granted May 10, 1977·1 cites·7 claims
- 2532US4146542ADihydrocarbazole acetic acid and esters thereofHOFFMANN LA ROCHE·Filed 1978·Granted Mar 27, 1979·0 cites·4 claims
- 2630US4732902APyrroloisoquinolinyl-dimethyloxoalkyl alkonoates and their use as antipsychotic agentsHOFFMANN LA ROCHE·Filed 1986·Granted Mar 22, 1988·0 cites·33 claims
- 2720US4610989AAnalgesic composition containing a mixture of 6-chloro-α-methyl-carbazole-2-acetic acid plus an opiate as the active agentHOFFMANN LA ROCHE·Filed 1985·Granted Sep 9, 1986·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →