Inventor · disambiguated record

Frank W. Christianson

Also filed as: CHRISTIANSON FRANK W

3 granted patents·64 citations·filing 1987–1987

72Inventor score

Technology areasB65G

Files withCHRISTIANSON SYSTEMS INC3

Top patents by PatentIndex Score

3 records

0184US4913597ASilencer for pneumatic grain conveyorCHRISTIANSON SYSTEMS INC·Filed 1987·Granted Apr 3, 1990·43 cites·4 claims
0251US4846605APneumatic grain conveyor with universal frameCHRISTIANSON SYSTEMS INC·Filed 1987·Granted Jul 11, 1989·13 cites·11 claims
0339US4887936ACyclone separator with accelerator plate for pneumatic conveyorCHRISTIANSON SYSTEMS INC·Filed 1987·Granted Dec 19, 1989·8 cites·13 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →