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DH

David Hoyle

HHHitachi High-Technologies: 1 patents #674 of 1,200Top 60%
Maungaturoto, NZ: #1 of 1 inventorsTop 100%
Overall (All Time): #951,850 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11244806 Cleaning device Ryuju Sato 2022-02-08
8777707 Spreader with GPS guided spread pattern — 2014-07-15
6905077 Agricultural spreader — 2005-06-14
6079643 Spread path modifier for agricultural spreader — 2000-06-27
5180112 Drive arm for a spreader — 1993-01-19

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