Portfolio comparison
Hookless Fastener Co vs Sony Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Hookless Fastener Co
Patents indexed
1
Year range
1917
Most recent
1917
manufacturingconsumer-goodstextilesfastenersindustrial-design
Top Patents1 enriched
US 1219881· 1917
The Zipper — The Fastener That Replaced a Thousand Buttons
Activity by Decade
1910s1
Company B
Sony Corp
Patents indexed
1
Year range
2019
Most recent
2019
softwareai_mlconsumer_electronicstelecommunicationsgaming
Top Patents1 enriched
US 10282665· 2019
How a Computer Learns to Pick the Best Action
Activity by Decade
2010s1
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