Leon W. LeVan — 2 Patents at Genzyme

Leon W. LeVan has been granted 2 US patents while listed as an inventor at Genzyme. The first was granted in 1981 and the most recent in December 2006. Leon W. LeVan ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Leon W. LeVan in Madison, WI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
7148211	Formulation for lipophilic agents	Richard B. Mazess, Jeffrey Driscoll, Creighton Reed Goldensoph	2006-12-12	$89,370,000
4292250	Vitamin D derivatives	Hector F. DeLuca, Heinrich K. Schnoes	1981-09-29

Leon W. LeVan — 2 Patents

Issued Patents All Time

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