Inventor · disambiguated record
Toko Ohtsubo
Also filed as: OHTSUBO TOKO
2 granted patents·46 citations·filing 1989–1991
64Inventor score
Files withHITACHI LTD2
Top patents by PatentIndex Score
2 records- 0161US4969182AMethod of telephone call wherein status data inhibits calls and indicates to the caller the reason the called subscriber is unavailableHITACHI LTD·Filed 1989·Granted Nov 6, 1990·25 cites·5 claims
- 0245US5335339AEquipment and method for interactive testing and simulating of a specification of a network systemHITACHI LTD·Filed 1991·Granted Aug 2, 1994·21 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →