JD

Jean-Pierre Dupraz

AL Alsthom: 2 patents #2 of 24Top 9%
📍 Castres, FR: #1 of 5 inventorsTop 20%
Overall (1989): #24,453 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4848910 Sagnac type optical fiber interferometer system 1989-07-18
4797607 Method of updating the scale factor of apparatus for measuring an alternating electric current by means of the faraday effect 1989-01-10