EJ
Exell, Jonathan Mark
United Kingdom
Exell, Jonathan Mark is a patent firm in United Kingdom, Rated for european patent work on the cumulative record, one of 2,198 firms filing in United Kingdom, strongest in Measuring, Control and Computing, acting for Hewlett-Packard Development Company, L.P., Agilent Technologies, Inc. and Amazon Technologies, Inc..
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Selected from 2,198 firms filing in United Kingdom
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IPRATE.EURated
PATENTS · 2026
Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
High Confidence
Archetype
Focused Practice
Distinct Clients
122
Success Rate
25.7%
Volume85
Success64
Speed66
Durability79
RenewalsN/A
Domestic8
Practice profile
Top classes
Measuring(17%) · IPC G01M 3/00Control(17%) · IPC G05B 17/02Computing(17%) · IPC G06F 119/08
Top clients
- Hewlett-Packard Development Company, L.P.
- Agilent Technologies, Inc.
- Amazon Technologies, Inc.
- Social Communications Company
- Jackson, Roger P.