Portfolio comparison
Sony Group Corp vs Rudolf Diesel
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Sony Group Corp
Patents indexed
1
Year range
2025
Most recent
2025
consumer_electronicssemiconductorstelecommunications
Top Patents1 enriched
US RE50510· 2025
How to Embed Tiny Optical Components Directly into Circuit Boards
Activity by Decade
2020s1
Top Patents1 enriched
US 608845· 1898
How Rudolf Diesel's Engine Works
Activity by Decade
1890s1
How to use
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