Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David H. Bucher — 3 Patents

JDJohn Deere: 3 patents #1,495 of 5,518Top 30%
Des Moines, IA: #183 of 657 inventorsTop 30%
Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,648,597 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5558165 Agricultural sweep and mounting David C. Winter 1996-09-24
5465796 Shank assembly with knock-on sweep Melvin H. Buescher 1995-11-14
4579361 Implement cart Terry L. Lowe, Donald T. Sorlie 1986-04-01