Inventor · disambiguated record
Sivaraman Raghu
Also filed as: HOFFMANN ARTHUR K · RAGHU SIVARAMAN
23 granted patents·3 pending applications·44 citations·filing 1976–2017
92Inventor score
Top patents by PatentIndex Score
26 records- 0172US4090025AIntermediates for synthesis of tetramisole, levamisole and their derivativesAMERICAN CYANAMID CO·Filed 1976·Granted May 16, 1978·7 cites·26 claims
- 0265US9556342B2Zwitterionic lignin derivativesEMPIRE TECHNOLOGY DEV LLC·Filed 2014·Granted Jan 31, 2017·0 cites·9 claims
- 0365US4087611AOptically active 1-oxyethyl-4-phenyl-2-imidazolidonesAMERICAN CYANAMID CO·Filed 1976·Granted May 2, 1978·5 cites·25 claims
- 0461US4339603AProcess for converting optically active l-N-(2-amino-2-phenethyl)-2-methoxyethylamine to the corresponding dl-derivativeAMERICAN CYANAMID CO·Filed 1979·Granted Jul 13, 1982·4 cites·5 claims
- 0556US4405529AMethod for the preparation of difluoromethoxyaromatic compoundsAMERICAN CYANAMID CO·Filed 1982·Granted Sep 20, 1983·5 cites·9 claims
- 0655US4245102AProcesses for the preparation of tetramisoleAMERICAN CYANAMID CO·Filed 1979·Granted Jan 13, 1981·3 cites·3 claims
- 0754US2015072581A1Nanocellulose Composites and Methods for their Preparation and UseEMPIRE TECHNOLOGY DEV LLC·Filed 2014·Application pending·0 cites
- 0853US4370482ASynthesis of tetramisole, levamisole and their derivativesAMERICAN CYANAMID CO·Filed 1981·Granted Jan 25, 1983·3 cites·6 claims
- 0953US2016040029A1Photo-responsive hydrophilic coatingEMPIRE TECHNOLOGY DEV LLC·Filed 2014·Application pending·0 cites
- 1052US9932495B2Lignin derived photo-responsive coatingsEMPIRE TECHNOLOGY DEV LLC·Filed 2015·Granted Apr 3, 2018·0 cites·9 claims
- 1152US4395547AProcess for preparing 1-substituted-6-n-propyl-8-methylimidazo[1,5-d]-as-triazin-4(3H)-onesAMERICAN CYANAMID CO·Filed 1982·Granted Jul 26, 1983·5 cites·1 claims
- 1252US4310672ASynthesis of intermediates for tetramisole, levamisole and their derivativesAMERICAN CYANAMID CO·Filed 1980·Granted Jan 12, 1982·3 cites·2 claims
- 1351US4168381AEnhancement of enantioselectivity by iodide salts of Rh(I) complexes in the reduction of prochiral imidazolinonesAMERICAN CYANAMID CO·Filed 1978·Granted Sep 18, 1979·3 cites·5 claims
- 1449US4439611AIsolation of [S-(R*, S*]-1-(3-acetylthio-3-benzoyl-2-methylpropionyl)-L-proline from a diastereomeric mixtureAMERICAN CYANAMID CO·Filed 1982·Granted Mar 27, 1984·2 cites·6 claims
- 1549US4139707AIntermediates for synthesis of tetramisole, levamisole and their derivativesAMERICAN CYANAMID CO·Filed 1978·Granted Feb 13, 1979·2 cites·19 claims
- 1647US4230860AProcesses for the separation of enantiomers by selective crystallizationAMERICAN CYANAMID CO·Filed 1978·Granted Oct 28, 1980·2 cites·8 claims
- 1745US2018002085A1Food packaging films from lignin and methods of making the sameEMPIRE TECHNOLOGY DEV LLC·Filed 2017·Application pending·0 cites
- 1835US4408072AAmido methoxyethylaminesAMERICAN CYANAMID CO·Filed 1981·Granted Oct 4, 1983·0 cites·1 claims
- 1934US4316038A1-(2-Methoxyethyl)-2-methyl-4-phenyl-2-imidazolineAMERICAN CYANAMID CO·Filed 1980·Granted Feb 16, 1982·0 cites·1 claims
- 2034US4314079ANovel methoxyethylamineAMERICAN CYANAMID CO·Filed 1980·Granted Feb 2, 1982·0 cites·1 claims
- 2133US4499283AProcess for preparing 1-substituted-6-n-propyl-8-methylimidazo[1,5-d]-as-triazin-4-(3H)-onesAMERICAN CYANAMID CO·Filed 1982·Granted Feb 12, 1985·0 cites·2 claims
- 2232US4459413AProcess for preparing 5-imidazolyl ketonesAMERICAN CYANAMID CO·Filed 1983·Granted Jul 10, 1984·0 cites·2 claims
- 2332US4245103AProcesses for the preparation of tetramisoleAMERICAN CYANAMID CO·Filed 1979·Granted Jan 13, 1981·0 cites·5 claims
- 2431US4314066ASynthesis of tetramisole, levamisole and their derivativesAMERICAN CYANAMID CO·Filed 1978·Granted Feb 2, 1982·0 cites·5 claims
- 2531US4210760AProcesses for dehydrogenation of arylimidazolidonesAMERICAN CYANAMID CO·Filed 1978·Granted Jul 1, 1980·0 cites·11 claims
- 2622US4620009ASynthesis of intermediates for tetramisole, levamisole and their derivativesCYANAMID AGRICULTURAL DE PUERT·Filed 1981·Granted Oct 28, 1986·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →