Inventor · disambiguated record
Akio Nakazawa
Also filed as: NAKAZAWA AKIO
4 granted patents·2 pending applications·7 citations·filing 2010–2014
62Inventor score
Technology areasH01H
Top patents by PatentIndex Score
6 records- 0178US8110771B2Vacuum insulating switch gearTAKAHASHI KEIICHI·Filed 2010·Granted Feb 7, 2012·6 cites·4 claims
- 0260US9142371B2Actuator for contactorHITACHI LTD·Filed 2014·Granted Sep 22, 2015·1 cites·10 claims
- 0349US9818562B2SwitchHITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD·Filed 2013·Granted Nov 14, 2017·0 cites·10 claims
- 0447US9378913B2Operating device or vacuum switchHITACHI LTD·Filed 2013·Granted Jun 28, 2016·0 cites·20 claims
- 0542US2014076852A1Electrical Contacts, Manufacturing Methods Thereof, Electrodes, Vacuum Interrupters, and Electric Power SwitchesHITACHI LTD·Filed 2013·Application pending·0 cites
- 0638US2015198260A1Operation Device, Vacuum Opening/Closing Device, and Method for Assembling Operation DeviceHITACHI LTD·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →