Portfolio comparison
Battelle Development Corp vs Electrolux Servel Corp
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
Top Patents1 enriched
US 1781541· 1930
How Albert Einstein and Leo Szilard Designed a Silent Refrigerator
Activity by Decade
1930s1
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