Portfolio comparison
Battelle Development Corp vs Hewlett Packard Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Battelle Development Corp
Patents indexed
1
Year range
1970
Most recent
1970
consumer_electronicsmechanicaltelecommunications
Top Patents1 enriched
US 3501586· 1970
How James Russell Invented the Digital Optical Disc
Activity by Decade
1970s1
Company B
Hewlett Packard Co
Patents indexed
1
Year range
1984
Most recent
1984
consumer_electronicsmechanical
Top Patents1 enriched
US 4490728· 1984
How Thermal Inkjet Printers Use Two-Step Heating to Shoot Ink
Activity by Decade
1980s1
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