{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Ceca S.A.", "item": "https://www.patentleaderboard.com/company/ceca-sa"}, {"@type": "ListItem", "position": 3, "name": "Robert Houot", "item": "https://www.patentleaderboard.com/inventor/fl:ro_ln:houot-3"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RH

Robert Houot — 1 Patent

CSCeca S.A.: 1 patents #37 of 111Top 35%
Villers-lès-Nancy, FR: #26 of 50 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert Houot has been granted 1 US patent while listed as an inventor at Ceca S.A.. All of these patents were granted in 1983. Robert Houot ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert Houot in Villers-lès-Nancy, FR.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4421641 Enrichment process by flotation of phosphate-containing ores with carbonated and/or siliceous gangues, by amphoteric collecting agents Pierre Blazy, Robert Joussemet, Philippe Haicour, Jean C. Tracez 1983-12-20