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USPTO Patent Rankings Data through Sept 30, 2025
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Hilmar Ortlepp — 4 Patents

JDJohn Deere: 4 patents #1,200 of 5,518Top 25%
Overall (All Time): #1,292,616 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5419129 Hydraulic system for open or closed-centered systems Manfred Becker 1995-05-30
4664356 Control valve Manfred Becker 1987-05-12
4612995 Draft vehicle with load sensor and removable support Vasile Benedek, Volker Huckler 1986-09-23
4463819 Hydraulic control valve Manfred Becker 1984-08-07