Inventor · disambiguated record
Seiji Hashiguchi
Also filed as: HASHIGUCHI SEIJI
3 granted patents·10 citations·filing 1989–2017
59Inventor score
Top patents by PatentIndex Score
3 records- 0170US10260656B2Vacuum valve and vacuum pressure control system using the sameCKD CORP·Filed 2017·Granted Apr 16, 2019·2 cites·16 claims
- 0243US10167958B2Vacuum pressure control apparatusCKD CORP·Filed 2017·Granted Jan 1, 2019·0 cites·13 claims
- 0334US5047714APrinted circuit board and a method of recognizing the position of surface mounted partsHITACHI LTD·Filed 1989·Granted Sep 10, 1991·8 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →