Portfolio comparison
Panasonic Intellectual Property Management Co Ltd vs Ampex Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Panasonic Intellectual Property Management Co Ltd
Patents indexed
1
Year range
2015
Most recent
2015
consumer_electronicssoftwareecommercetelecommunications
Top Patents1 enriched
US RE45784· 2015
How Smartphones Use Flashing Barcodes for Secure Ticketing
Activity by Decade
2010s1
Company B
Ampex Corp
Patents indexed
1
Year range
1960
Most recent
1960
consumer_electronicsmechanicaltelecommunications
Top Patents1 enriched
US 2956114· 1960
How Ampex Invented Modern Video Recording on Magnetic Tape
Activity by Decade
1960s1
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