Inventor · disambiguated record
Masamitsu Kitahashi
Also filed as: KITAHASHI MASAMITSU
8 granted patents·1 pending application·274 citations·filing 1994–2022
88Inventor score
Top patents by PatentIndex Score
9 records- 0194US5728991APlasma arc welding apparatus and welding method using the sameKOMATSU MFG CO LTD·Filed 1994·Granted Mar 17, 1998·102 cites·33 claims
- 0286US5726414APlasma torch with swirling gas flow in a shielding gas passageKOMATSU MFG CO LTD·Filed 1994·Granted Mar 10, 1998·107 cites·18 claims
- 0382US7507148B2Polishing apparatus, polishing head and polishing methodSUMCO TECHXIV CORP·Filed 2003·Granted Mar 24, 2009·24 cites·6 claims
- 0471US7654883B2Polishing apparatus, polishing head and polishing methodSUMCO TECHXIV CORP·Filed 2009·Granted Feb 2, 2010·4 cites·3 claims
- 0559US5965039APlasma torchKOMATSU MFG CO LTD·Filed 1996·Granted Oct 12, 1999·19 cites·9 claims
- 0652US12395712B2Display system and display methodKOMATSU MFG CO LTD·Filed 2022·Granted Aug 19, 2025·0 cites·10 claims
- 0749US5734144APlasma arc welding method and apparatus in which a swirling flow is imparted to a plasma gas to stabilize a plasma arcKOMATSU MFG CO LTD·Filed 1994·Granted Mar 31, 1998·12 cites·8 claims
- 0845US2025232407A1Display system and display methodKOMATSU MFG CO LTD·Filed 2022·Application pending·0 cites
- 0933US5925267APlasma torch having a bypass unitKOMATSU MFG CO LTD·Filed 1996·Granted Jul 20, 1999·6 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →