Inventor · Barwala, IN

Naresh Kumar

45Patents
4h-index
89Co-inventors
66Inventor score

Filing activity: Sep 15, 1980 → Apr 29, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4343751A Clay agglomeration process Emerging Cross-Sectional Technologies 50 Expired
US9586901B2 Lactams Chemistry; Metallurgy 11 Active
US6958145B2 Synthesis of cyclic compounds Chemistry; Metallurgy 9 Expired
US7488748B2 3,6-Disubstituted azabicyclo hexane derivatives as muscarinic receptor antagonists Chemistry; Metallurgy 4 Expired
US7488494B2 Compositions and therapeutic methods involving isoflavones and analogues thereof Human Necessities 4 Expired
US5070195A Ring-opening process for preparation of 2-chlorosulfinyl azetidinones Chemistry; Metallurgy 3 Expired
US6441226B1 Process for the preparation of isotretinoin Chemistry; Metallurgy 3 Expired
US9586928B2 Modulators of the nuclear hormone receptor ROR Chemistry; Metallurgy 3 Active
US9873752B2 Catalyst process modification and polymerization thereof Chemistry; Metallurgy 2 Active
US9593172B2 Ziegler-natta catalyst systems comprising a 1,2-phenylenedioate as internal donor and process for preparing the same Chemistry; Metallurgy 2 Active
US7148355B2 Process for the preparation of repaglinide Human Necessities 2 Expired
US6331638A Process for the preparation of 1,8-disubstituted-1,3,4,9-tetrahydropyrano (3,4-B)-indole-1-acetic acid esters Chemistry; Metallurgy 2 Expired
US5621120A Process for the manufacture of form 1 ranitidine hydrochloride Chemistry; Metallurgy 1 Expired
US9644050B2 Particle size distribution control through internal donor in Ziegler-Natta catalyst Chemistry; Metallurgy 1 Active
US10094399B2 Process of preparation of drag reducing polymers and usage thereof Chemistry; Metallurgy 1 Active
US9587041B2 Organometallic compound in solid form, process for preparing the same and use thereof Chemistry; Metallurgy 1 Active
US6835848B1 One-pot synthesis of alkyl 3-cyclopropylamino-2-[2,4-dibromo-3-(difluromethoxy) benzoyl]-2-propenoate as a useful intermediate for antibacterial quinolone medicaments Chemistry; Metallurgy 1 Expired
US6686497B1 Synthesis of 3-ethoxy-4-ethoxycarbonyl phenyl acetic acid, a key acid synthon of repaglinide Chemistry; Metallurgy 1 Expired
US7064220B1 Production of furanones Chemistry; Metallurgy 1 Expired
US9758602B2 Catalyst for olefin polymerization and polymerization thereof Chemistry; Metallurgy 0 Active
US7052910B2 Skeletal cell model to screen anti-diabetic compounds Physics 0 Expired
US11746103B2 ALK-5 inhibitors and uses thereof Chemistry; Metallurgy 0 Active
US6677485B2 Process for the preparation of fluoxetine hydrochloride Chemistry; Metallurgy 0 Expired
US9676876B2 Catalyst for polymerization of olefins and process thereof Chemistry; Metallurgy 0 Active
US6900296B2 Cost effective method for selective methylation of erythromycin A derivatives Chemistry; Metallurgy 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.