Growing community of inventors

Saskatchewan, China

Darwin Zacharias

Average Co-Inventor Count = 2.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 9

Darwin ZachariasKevin Norman Hall (1 patent)Darwin ZachariasDarwin Zacharias (1 patent)Kevin Norman HallKevin Norman Hall (18 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Cnh Canada, Ltd. (1 from 178 patents)


1 patent:

1. 8672173 - Commodity tank for air seeder

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12/17/2025
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