Portfolio comparison
Ampex Corp vs Gilead Pharmasset LLC
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
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
Top Patents2 enriched
US 8822430· 2014
Chemical Compounds for Treating Hepatitis C Virus
US 8735372· 2014
Treating Hepatitis C with Combination Drug Therapy
Activity by Decade
2010s2
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