Patrick Volleau has been granted 4 US patents while listed as an inventor at Thomson-Csf . The first was granted in 1984 and the most recent in May 1988. Patrick Volleau ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Patrick Volleau in Paris, FR.
Patents per Year Patents granted per year, 1984 to 1988 Bar chart with a peak of 2 patents in 1986. peak 2 1984: 1 patents 1984 1986: 2 patents 1986 1988: 1 patents 1988
Issued Patents All Time
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Showing 1–4 of 4 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
4744071 Optical head in a device for recording and reading a data carrier Claude Bricot , Michel Chaboche , Dominique Leterme , Jean-Pierre Le Merer 1988-05-10
$6,000
4607356 Optical head in a device for recording and reading a data carrier Claude Bricot , Michel Chaboche , Dominique Leterme , Jean-Pierre Le Merer 1986-08-19
4589102 Device for compensating the lack of balance of a deviating mirror belonging to an optical system for illuminating a data medium Claude Bricot , Michel Audouin , Dominique Leterme , Jean-Pierre Le Merer 1986-05-13
4460252 Electrically controlled optical deflector Michel Chaboche , Claude Bricot 1984-07-17