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David Bartram — 3 Patents

FLFerodo Limited: 2 patents #2 of 23Top 9%
SCShl Co.: 1 patents #9 of 26Top 35%
Stockport, GB: #49 of 272 inventorsTop 20%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
David Bartram has been granted 3 US patents while listed as an inventor at Ferodo Limited. The first was granted in 1980 and the most recent in April 2021. David Bartram ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list David Bartram in Stockport, GB.

Patents per Year

Patents granted per year, 1980 to 2021Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19801981: 1 patents19812021: 1 patents2021

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10977281 Requirements characterisation Steven J. Fleck 2021-04-13
4276328 Impregnation of yarns — 1981-06-30
4197223 Asbestos free friction materials — 1980-04-08

Frequent Collaborators

Steven J. Fleck1 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3