Portfolio comparison
ARNOLD ELECTRIC Co vs Research in Motion Ltd
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
ARNOLD ELECTRIC Co
Patents indexed
1
Year range
1924
Most recent
1924
mechanicalconsumer_electronics
Top Patents1 enriched
US 1480914· 1924
How the Modern Kitchen Blender Works
Activity by Decade
1920s1
Company B
Research in Motion Ltd
Patents indexed
1
Year range
2012
Most recent
2012
consumer_electronicstelecommunicationssoftware
Top Patents1 enriched
US 8219158· 2012
BlackBerry Device with QWERTY Keyboard and Trackball Design
Activity by Decade
2010s1
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