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USPTO Patent Rankings Data through Sept 30, 2025
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Marc Laspeyres — 2 Patents

Herlies, FR: #1 of 1 inventorsTop 100%
Overall (All Time): #2,328,056 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4799879 Radiant burners with a ceramic frame 1989-01-24
4569657 Plate with alveolar radiating face for radiant burner 1986-02-11