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Home › Contraves › Markus Feier
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Markus Feier — 4 Patents

COContraves: 4 patents #3 of 78Top 4%
Regensdorf, CH: #14 of 73 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Markus Feier has been granted 4 US patents while listed as an inventor at Contraves. The first was granted in 1982 and the most recent in February 1988. Markus Feier ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Markus Feier in Regensdorf, CH.

Patents per Year

Patents granted per year, 1982 to 1988Bar chart with a peak of 2 patents in 1988.peak 21982: 1 patents19821986: 1 patents19861988: 2 patents1988

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4726220 Method of and apparatus for measuring rheological characteristics of substances Georg Zemp 1988-02-23
4726932 Dosing and mixing apparatus for fluid media Andre Ruegg, Donald P. Stait 1988-02-23
4580093 Method and apparatus for correcting coincidence errors during counting of two types of particles Ulrich Marti 1986-04-01
4314346 Auxiliary apparatus for a particle analyser Raymond Frey, Ulrich Marti 1982-02-02

Frequent Collaborators

Ulrich Marti2 shared
Andre Ruegg1 shared
Raymond Frey1 shared
Georg Zemp1 shared
Donald P. Stait1 shared

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