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David E. Annan — 1 Patent

Christchurch, NZ: #294 of 627 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
David E. Annan has been granted 1 US patent. All of these patents were granted in 1981. David E. Annan ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David E. Annan in Christchurch, NZ.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4275481 Carcass scalping Colin Roberts, John S. Nelson, Angus A. J. Robertson 1981-06-30

Frequent Collaborators

Colin Roberts1 shared
Angus A. J. Robertson1 shared
John S. Nelson1 shared

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