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USPTO Patent Rankings Data through Dec 31, 2025
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Burghardt Schaefer — 2 Patents

SSSensus Spectrum: 2 patents #16 of 83Top 20%
Mutterstadt, DE: #65 of 127 inventorsTop 55%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Burghardt Schaefer has been granted 2 US patents while listed as an inventor at Sensus Spectrum. All of these patents were granted in 2016. Burghardt Schaefer ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Burghardt Schaefer in Mutterstadt, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9389110 Measurement apparatus for measuring the throughflow of a fluid Tuan Chu Anh 2016-07-12
9228868 Magnetically inductive flowmeter for determining the flow rate of a fluid flowing through a measuring tube Anh Tuan Chu, Roland Stripf 2016-01-05