Inventor · disambiguated record
Osamu Nagaoka
Also filed as: NAGAOKA OSAMU
1 granted patent·31 citations·filing 1993–1993
44Inventor score
Technology areasB02C
Files withMITSUI MINING CO LTD1
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1 recordIdentity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →