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USPTO Patent Rankings Data through Sept 30, 2025
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Robert Couleau — 1 Patent

CHChryso: 1 patents #13 of 43Top 35%
Parsac, FR: #1 of 1 inventorsTop 100%
Overall (All Time): #4,001,276 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4609570 Release composition for hydraulic bonding materials, method for facilitating unmolding of hydraulic bonding materials from molds, and method for casting molded pre-formed articles of hydraulic bonding materials Jean-Pierre Guicquero 1986-09-02