Inventor · disambiguated record
Michael L. Wagberg
Also filed as: WAGBERG MICHAEL L
4 granted patents·62 citations·filing 1986–1986
77Inventor score
Files withKEYSTONE INT4
Top patents by PatentIndex Score
4 records- 0174US4682758ADisk/stem connection apparatus for butterfly valveKEYSTONE INT·Filed 1986·Granted Jul 28, 1987·30 cites·19 claims
- 0248US4649949AFireproof valve assembly and seal element for use thereinKEYSTONE INT·Filed 1986·Granted Mar 17, 1987·11 cites·15 claims
- 0347US4651763AFire-safe ventilation valveKEYSTONE INT·Filed 1986·Granted Mar 24, 1987·11 cites·16 claims
- 0446US4648418AFireproof valve assembly and valve element for use thereinKEYSTONE INT·Filed 1986·Granted Mar 10, 1987·10 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →