Portfolio comparison
Hovercraft Development Ltd vs University of Pennsylvania Penn
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Hovercraft Development Ltd
Patents indexed
1
Year range
1967
Most recent
1967
automotiveaerospacemechanicaltransportation
Top Patents1 enriched
US 3321037· 1967
How Hovercrafts Use Flexible Skirts to Ride on Air
Activity by Decade
1960s1
Company B
University of Pennsylvania Penn
Patents indexed
4
Year range
2012 – 2024
Most recent
2024
biotechpharmaceuticalgene_editingoncologytelecommunications
Top Patents4 enriched
US 8278036· 2012
How Modified RNA Tricks Cells Into Making Proteins Without Triggering Attacks
US 9481728· 2016
How Genetically Modified T-Cells Fight CD19 Cancers
US 9328156· 2016
How Genetically Modified T-Cells Attack Cancer
Activity by Decade
2010s3
2020s1
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