Portfolio comparison
Lewis E. Waterman vs Tencent Technology Shenzhen Co Ltd
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Lewis E. Waterman
Patents indexed
1
Year range
1884
Most recent
1884
mechanicalconsumer_goodsmanufacturing
Top Patents1 enriched
US 293545· 1884
How Lewis Waterman's Original Fountain Pen Design Worked
Activity by Decade
1880s1
Company B
Tencent Technology Shenzhen Co Ltd
Patents indexed
1
Year range
2016
Most recent
2016
softwaretelecommunicationsconsumer_electronics
Top Patents1 enriched
US 9467413· 2016
How Instant Messaging Apps Open Reply Windows for Social Media Updates
Activity by Decade
2010s1
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