Portfolio comparison
James Industries Inc vs Giner Electrochemical Systems
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
James Industries Inc
Patents indexed
1
Year range
1947
Most recent
1947
mechanicalconsumer_electronics
Top Patents1 enriched
US 2415012· 1947
How the Slinky Toy Works
Activity by Decade
1940s1
Company B
Giner Electrochemical Systems
Patents indexed
1
chemical_manufacturingenergytelecommunicationsmaterials
Top Patents1 enriched
US 20090045073
How to Make Hydrogen Gas Using Sulfur Dioxide and Electricity
How to use
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