Inventor · disambiguated record
Tetsuzo Arai
Also filed as: ARAI TETSUZO · FUJIKI KOICHI
7 granted patents·377 citations·filing 1977–1991
88Inventor score
Top patents by PatentIndex Score
7 records- 0195US4893658AFRP pipe with threaded endsSUMITOMO METAL IND·Filed 1988·Granted Jan 16, 1990·256 cites·20 claims
- 0266US4871194AOil well pipe joint and manufacturing method thereforSUMITOMO METAL IND·Filed 1986·Granted Oct 3, 1989·36 cites·20 claims
- 0365US4142555ACorrosion preventive, coated metal pipeSUMITOMO METAL IND·Filed 1977·Granted Mar 6, 1979·27 cites·13 claims
- 0455US4500577AMetal pipe coated with thermoplastic synthetic resinSUMITOMO METAL IND·Filed 1983·Granted Feb 19, 1985·18 cites·2 claims
- 0553US5069929AActinic radiation-curable rust-preventive coating compositions for steel productsSUMITOMO METAL IND·Filed 1989·Granted Dec 3, 1991·15 cites·7 claims
- 0650US4172912AProcess for adhering polyethylene to steel substratesSEITETSU KAGAKU CO LTD·Filed 1977·Granted Oct 30, 1979·13 cites·8 claims
- 0741US5279864ARadiation curable primer coating compositionsSUMITOMO METAL IND·Filed 1991·Granted Jan 18, 1994·12 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →