Inventor · disambiguated record
Masakazu Tsukada
Also filed as: TSUKADA MASAKAZU
2 granted patents·100 citations·filing 1981–1987
68Inventor score
Files withNIPPON KOKAN KK2
Top patents by PatentIndex Score
2 records- 0190US4411964AComposite coating steel sheets having good corrosion resistance paintability and corrosion resistance after paint coatingNIPPON KOKAN KK·Filed 1981·Granted Oct 25, 1983·58 cites·25 claims
- 0270US4822201ACoupling pin for sucker rod made of fiber-reinforced plastic materialNIPPON KOKAN KK·Filed 1987·Granted Apr 18, 1989·42 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →