Inventor · disambiguated record
Tadao Tsuruda
Also filed as: TSURUDA TADAO
2 granted patents·2 citations·filing 1973–1974
34Inventor score
Technology areasH04Q
Files withHITACHI LTD2
Top patents by PatentIndex Score
2 records- 0121US3943299ALink networkHITACHI LTD·Filed 1974·Granted Mar 9, 1976·2 cites·11 claims
- 0216US3941952ATelephone exchange system employing means capable of breaking a connection between a terminal unit and a switch frame using mechanical latching type crossbar switchesHITACHI LTD·Filed 1973·Granted Mar 2, 1976·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →