Portfolio comparison
Dephy vs William F. Semple
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Dephy
Patents indexed
1
Year range
2022
Most recent
2022
consumer_electronicsroboticsmedical_deviceswearable_technologymechanical
Top Patents1 enriched
US 11304827· 2022
Flexible Footplate for Robotic Walking Assistance
Activity by Decade
2020s1
Top Patents1 enriched
US 98304· 1869
William Semple's 1869 Patent for Improved Chewing Gum
Activity by Decade
1860s1
How to use
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