Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel Constantin — 4 Patents

L'L'Oreal: 2 patents #927 of 2,221Top 45%
AGAreva Gmbh: 1 patents #42 of 164Top 30%
SCSchaeffler: 1 patents #1,259 of 2,365Top 55%
Wilhermsdorf, DE: #4 of 18 inventorsTop 25%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Daniel Constantin has been granted 4 US patents while listed as an inventor at L'Oreal. The first was granted in 1989 and the most recent in November 2016. Daniel Constantin ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Daniel Constantin in Wilhermsdorf, DE.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9500299 Thermal management valve module with isolated flow chambers Alexander Joseph Morein, Sebastian Hurst 2016-11-22
8608010 Sealing element fastening system for a pressure vessel, in particular a reactor pressure vessel Jens Beck, Reiner Scheler 2013-12-17
5014501 Cartoning machine, for automatically placing an article, in particular a bottle, into a box Jean-Jacques Fert, Francine Mettivier 1991-05-14
4836013 Device intended for testing the mechanical strength of pressurized containers in a hot condition 1989-06-06