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JH

James E. Hefferon — 1 Patent

Keene, NH: #76 of 131 inventorsTop 60%
New Hampshire: #7,432 of 12,181 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
James E. Hefferon has been granted 1 US patent. All of these patents were granted in 1985. James E. Hefferon ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list James E. Hefferon in Keene, NH, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4532093 Method and apparatus for the manufacture of molded packings Michael O'Malley, David E. Henderson, Mark J. Cable 1985-07-30

Frequent Collaborators

Mark J. Cable1 shared
David E. Henderson1 shared
Michael O'Malley1 shared

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