Portfolio comparison
Powdertech Co Ltd vs International Standard Electric Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Powdertech Co Ltd
Patents indexed
1
Year range
2024
Most recent
2024
materialsmechanicalconsumer_electronics
Top Patents1 enriched
US 12134567· 2024
How to Make Better Ferrite Powder for Industrial Use
Activity by Decade
2020s1
Company B
International Standard Electric Corp
Patents indexed
2
Year range
1941 – 1949
Most recent
1949
telecommunicationssemiconductorsenergymechanical
Top Patents2 enriched
US 2266401· 1941
How Pulse Code Modulation Digitizes Analog Signals
US 2485586· 1949
How the Geiger Counter Detects Invisible Radiation
Activity by Decade
1940s2
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.