Inventor · disambiguated record

Arlen W. Koelling

Also filed as: KOELLING ARLEN W

2 granted patents·21 citations·filing 1988–1989

60Inventor score

Technology areasF04B

Files withDEERE & CO2

Top patents by PatentIndex Score

2 records

0146US4997344ARotor bearing pre-load for a radial piston pumpDEERE & CO·Filed 1989·Granted Mar 5, 1991·12 cites·6 claims
0238US4915595AValve/piston cartridge and rotor bearing pre-load for a radial piston pumpDEERE & CO·Filed 1988·Granted Apr 10, 1990·9 cites·13 claims

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