Portfolio comparison
Norton Co vs Exxon Research and Engineering Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Norton Co
Patents indexed
1
Year range
1995
Most recent
1995
materialsmanufacturingautomotiveconsumer_electronicsmechanical
Top Patents1 enriched
US 5401560· 1995
Making Strong, Stretchy Non-Slip Surfaces with E-Beam Cured Urethane
Activity by Decade
1990s1
Company B
Exxon Research and Engineering Co
Patents indexed
1
Year range
1977
Most recent
1977
consumer_electronicstelecommunicationsenergymaterialsautomotive
Top Patents1 enriched
US 4009052· 1977
How Early Rechargeable Lithium Batteries Used Layered Materials
Activity by Decade
1970s1
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