{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Otis Elevator", "item": "https://www.patentleaderboard.com/company/otis-elevator"}, {"@type": "ListItem", "position": 3, "name": "Ridouane Belhadj", "item": "https://www.patentleaderboard.com/inventor/fl:ri_ln:belhadj-1"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RB

Ridouane Belhadj — 1 Patent

OEOtis Elevator: 1 patents #966 of 1,840Top 55%
Saint-Jean-de-Braye, FR: #98 of 173 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ridouane Belhadj has been granted 1 US patent while listed as an inventor at Otis Elevator. All of these patents were granted in 2021. Ridouane Belhadj ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ridouane Belhadj in Saint-Jean-de-Braye, FR.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10994967 Interactive touch-based car operating panel systems for elevator cars Michael Fever 2021-05-04