Inventor · disambiguated record
Katsuichi Nakayama
Also filed as: NAKAYAMA KATSUICHI
2 granted patents·14 citations·filing 1979–1982
56Inventor score
Files withSUMITOMO METAL IND2
Top patents by PatentIndex Score
2 records- 0141US4295354AMethod for producing beam blank for large size H-beam from flat slabSUMITOMO METAL IND·Filed 1979·Granted Oct 20, 1981·4 cites·3 claims
- 0235US4480474AMethod and apparatus for ultrasonic flaw detection of T-welded portion of steel productSUMITOMO METAL IND·Filed 1982·Granted Nov 6, 1984·10 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →