Philippe Schaeffer — 4 Patents at 3D Systems

Philippe Schaeffer has been granted 4 US patents while listed as an inventor at 3D Systems. The first was granted in 1993 and the most recent in November 2009. Philippe Schaeffer ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Philippe Schaeffer in Nancy, FR.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
7618824	Method for evaluating the acidity of oil samples by isotopic labelling	Pierre Albrecht, Nicolas Rouquette, Isabelle Kowalewski, Anne Fafet	2009-11-17
6764636	Fast three-dimensional modeling method and device	Andre-Luc Allanic	2004-07-20	$2,492,000
5598340	Method of producing industrial components by the action of light on a polymerizable or crosslinkable liquid substance without requiring supports	Claude Medard, Andre-Luc Allanic	1997-01-28
5183598	Process of and apparatus for making three-dimensional objects	Jean-Louis Helle, Jean-Claude ANDRE	1993-02-02

Philippe Schaeffer — 4 Patents

Issued Patents All Time

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