Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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John Saffell — 10 Patents

ALAlphasense: 8 patents #1 of 19Top 6%
CLCambridge Enterprise Limited: 1 patents #278 of 688Top 45%
Braintree, GB: #1 of 33 inventorsTop 4%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
John Saffell has been granted 10 US patents while listed as an inventor at Alphasense. The first was granted in 1986 and the most recent in May 2022. John Saffell ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list John Saffell in Braintree, GB.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11327040 Highly effective sensor for the vapors of volatile organic compounds Patrick T. Moseley, Peter Smith 2022-05-10
10775338 Electrochemical gas sensor, filter and methods Ronan BARON, Marlene HOSSAIN 2020-09-15
10502710 Particulate matter measurement apparatus and method Simone Hochgreb, Robert Nishida, Adam Boies 2019-12-10
9395246 Gas analyser John Davenport, Elizabeth Jane Hodgkinson, Ralph Peter Tatam 2016-07-19
8193502 Optical absorption gas sensor Elizabeth Jane Hodgkinson, Richard G. Smith 2012-06-05
7651597 Electrochemical sensor Richard G. Smith, Darry H. Dawson 2010-01-26
6746587 Electrochemical gas sensor Darryl Dawson 2004-06-08
6623619 Electrochemical sensor for determining analyte in the presence of interferent and method of using the sensor Michael Hitchman, Darryl Dawson 2003-09-23
5235526 Multi-probed sonde including microprocessor 1993-08-10
4608532 Multi-probe metering apparatus Jean-Pierre Ibar 1986-08-26