Inventor · disambiguated record
Masao Kariya
Also filed as: KARIYA MASAO
5 granted patents·69 citations·filing 2000–2017
80Inventor score
Top patents by PatentIndex Score
5 records- 0189US10487476B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Nov 26, 2019·8 cites·5 claims
- 0284USD875143SExcavatorHITACHI CONSTRUCTION MACH CO·Filed 2017·Granted Feb 11, 2020·26 cites·1 claims
- 0381US6691510B2Pipe breakage control valve deviceHITACHI CONSTRUCTION MACHINERY·Filed 2001·Granted Feb 17, 2004·23 cites·3 claims
- 0465US10450721B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2016·Granted Oct 22, 2019·3 cites·2 claims
- 0559US6409142B1Pipe breakage control valve deviceHITACHI CONSTRUCTION MACHINERY·Filed 2000·Granted Jun 25, 2002·9 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →