Inventor · disambiguated record

William F. Barkman

Also filed as: BARKMAN WILLIAM F

2 granted patents·19 citations·filing 1989–1991

58Inventor score

Technology areasB66B G09F

Files withOTIS ELEVATOR CO2

Top patents by PatentIndex Score

2 records

0147US5153390AMethod for avoiding terminal landing position initialization after power lossOTIS ELEVATOR CO·Filed 1991·Granted Oct 6, 1992·15 cites·11 claims
0224US5016375ALabel clip for electrical component housingOTIS ELEVATOR CO·Filed 1989·Granted May 21, 1991·4 cites·12 claims

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