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PatentBrief

Portfolio comparison

Nippon Telegraph and Telephone Corp vs CLAUDE R WICKARD

Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.

Company A

Nippon Telegraph and Telephone Corp

Patents indexed

1

Year range

2025

Most recent

2025

ai_mlmechanicalconsumer_electronics

Activity by Decade

2020s
1

Company B

CLAUDE R WICKARD

Patents indexed

1

Year range

1943

Most recent

1943

consumer_electronicsmechanicalmaterials

Activity by Decade

1940s
1

How to use

Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.