Inventor · disambiguated record
Doreswamy R. Iyengar
Also filed as: IYENGAR DORESWAMY R
6 granted patents·40 citations·filing 1981–1990
79Inventor score
Top patents by PatentIndex Score
6 records- 0190US4456485AProcess for the preparation of easily dispersible, high color strength, powdered alkali blue pigmentsBASF WYANDOTTE CORP·Filed 1983·Granted Jun 26, 1984·23 cites·37 claims
- 0258US4383865ASoft textured high strength alkali blue pigmentBASF WYANDOTTE CORP·Filed 1981·Granted May 17, 1983·6 cites·12 claims
- 0355US4469519ASoft textured high strength Alkali Blue pigmentBASF WYANDOTTE CORP·Filed 1982·Granted Sep 4, 1984·5 cites·15 claims
- 0435US4373962ASurface treated alkali blue pigmentBASF WYANDOTTE CORP·Filed 1981·Granted Feb 15, 1983·1 cites·12 claims
- 0527US5026627AHigh strength alkali blue pigment toner useful in both oil-based and water-based systemsBASF CORP·Filed 1990·Granted Jun 25, 1991·5 cites·6 claims
- 0620US4789404ASoft textured high strength alkali blue pigment and process for preparing the sameBASF CORP·Filed 1986·Granted Dec 6, 1988·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →