Inventor · disambiguated record
Tadamasa Yamaguchi
Also filed as: YAMAGUCHI TADAMASA
4 granted patents·79 citations·filing 1982–2007
78Inventor score
Top patents by PatentIndex Score
4 records- 0176US5004884AMethod of submerged arc welding a thick steel plate with large heat input and submerged arc welding fluxKAWASAKI STEEL CO·Filed 1989·Granted Apr 2, 1991·33 cites·3 claims
- 0276US4442340AFour-electrode submerged arc welding processKAWASAKI STEEL CO·Filed 1982·Granted Apr 10, 1984·26 cites·5 claims
- 0375US7918056B2Underground shelterNIHON SHELTER SYSTEM CO LTD·Filed 2007·Granted Apr 5, 2011·11 cites·11 claims
- 0434US5171958AHigh-efficiency fillet welding method for steel plateKAWASAKI STEEL CO·Filed 1991·Granted Dec 15, 1992·9 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →