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M. Leon Kloostra — 4 Patents

EEEnvironmental Elements: 4 patents #2 of 31Top 7%
Rowlett, TX: #64 of 304 inventorsTop 25%
Texas: #33,915 of 125,132 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
M. Leon Kloostra has been granted 4 US patents while listed as an inventor at Environmental Elements. The first was granted in 1980 and the most recent in February 1983. M. Leon Kloostra ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list M. Leon Kloostra in Rowlett, TX, US.

Patents per Year

Patents granted per year, 1980 to 1983Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19801981: 1 patents19811982: 1 patents19821983: 1 patents1983

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4372170 Flow measuring apparatus Marv L. Dehart, Harold E. Straub 1983-02-08
4343194 Flow sensing apparatus Marv L. Dehart, Harold E. Straub 1982-08-10
4251027 Variable volume control assembly Marv L. Dehart, Harold E. Straub 1981-02-17
4196849 Variable volume control assembly Marv L. Dehart, Harold E. Straub 1980-04-08

Frequent Collaborators

Marv L. Dehart4 shared
Harold E. Straub4 shared

Nearby-Ranked Inventors

Jagadeesh Kandasamy4
Ross CABOT4
George Ueda4
Franz A. Gruswitz4
Tommy Glimberg4
Vinayakaraddy Gulabal4
Sandra Bittorf4
Aviel FOGEL4
Eric Matthew Walton4