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William M. Topar — 4 Patents

GRGrindmaster: 1 patents #18 of 54Top 35%
Glendale, AZ: #180 of 996 inventorsTop 20%
Arizona: #8,235 of 32,909 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
William M. Topar has been granted 4 US patents while listed as an inventor at Grindmaster. The first was granted in 1996 and the most recent in July 2000. William M. Topar ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list William M. Topar in Glendale, AZ, US.

Patents per Year

Patents granted per year, 1996 to 2000Bar chart with a peak of 2 patents in 1999.peak 21996: 1 patents19961999: 2 patents19992000: 1 patents2000

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6082755 Trailer towbar adaptor for a hand truck — 2000-07-04
5975357 Beverage dispensing apparatus having consistent mix delivery of beverage to container — 1999-11-02
5931343 Beverage dispensing apparatus having consistent mix delivery of beverage to container Charles M. Fisher, Thomas Joseph Pfeifer, Krzysztof Struminski 1999-08-03
5588557 Beverage dispenser — 1996-12-31

Frequent Collaborators

Thomas Joseph Pfeifer1 shared
Krzysztof Struminski1 shared
Charles M. Fisher1 shared

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