Inventor · disambiguated record
Rajan Varadan
Also filed as: VARADAN RAJAN
5 granted patents·96 citations·filing 1979–1998
82Inventor score
Top patents by PatentIndex Score
5 records- 0183US4237704AOldham type coupling and pump embodying the sameROPER IND INC·Filed 1979·Granted Dec 9, 1980·35 cites·19 claims
- 0266US6093004APump/motor apparatus using 2-lobe statorZENERGY LLC·Filed 1998·Granted Jul 25, 2000·24 cites·35 claims
- 0359US5549464ADrive arrangement for progressing cavity pumpFiled 1995·Granted Aug 27, 1996·16 cites·10 claims
- 0451US5549465ADrive arrangement for progressing cavity pumpFiled 1995·Granted Aug 27, 1996·12 cites·13 claims
- 0531US5494401AOrifice motorFiled 1994·Granted Feb 27, 1996·9 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →