Daniel C. Mertens — 6 Patents at Amazon

Daniel C. Mertens has been granted 6 US patents while listed as an inventor at Amazon. The first was granted in 2013 and the most recent in April 2025. Daniel C. Mertens ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Daniel C. Mertens in Oldenburg, TX, DE.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date
12279547	Sowing machine having individual coulter pressure control	Felix Warns, Karl-Peter Hoffmann, Marcus Oldenburger	2025-04-22
12207587	Material introduction lock for a distribution machine, and distribution machine	Thomas Wien, Jan-Eike Luebben	2025-01-28
10295521	Methods and apparatuses for spectral qualification of fuel properties	—	2019-05-21
9709545	Methods and apparatuses for spectral qualification of fuel properties	—	2017-07-18
8735820	Direct match spectrographic determination of fuel properties	—	2014-05-27
8481942	Direct match spectrographic determination of fuel properties	—	2013-07-09

Daniel C. Mertens — 6 Patents

Issued Patents All Time

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