Inventor · disambiguated record
Ivan F. Evkin
Also filed as: EVKIN IVAN F · EVKIN IVAN FROLOVICH · SHAFRANOVSKY ALEXANDR V
3 granted patents·33 citations·filing 1975–1978
70Inventor score
Top patents by PatentIndex Score
3 records- 0144US4198361AFilm-type rotary mass-and-heat exchange columnBASKOV JURY A·Filed 1978·Granted Apr 15, 1980·12 cites·13 claims
- 0242US4065346ARoter thin-film evaporatorEVKIN IVAN FROLOVICH·Filed 1975·Granted Dec 27, 1977·13 cites·6 claims
- 0331US4199398ARotary film apparatusEVKIN IVAN F·Filed 1978·Granted Apr 22, 1980·8 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →