Inventor · disambiguated record
Koichi Kunimasa
Also filed as: KUNIMASA KOICHI
2 granted patents·1 pending application·81 citations·filing 1982–2001
67Inventor score
Files withHITACHI LTD2
Top patents by PatentIndex Score
3 records- 0177US4507782AMethod and apparatus of packet switchingHITACHI LTD·Filed 1982·Granted Mar 26, 1985·50 cites·7 claims
- 0268US4638477APacket exchange data transmission systemHITACHI LTD·Filed 1984·Granted Jan 20, 1987·31 cites·2 claims
- 0346US2001021921A1Customer service method and systemFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →