Inventor · disambiguated record

Hajime Koshimaru

Also filed as: KOSHIMARU HAJIME

2 granted patents·13 citations·filing 1979–1981

56Inventor score

Technology areasB21K

Files withNISSAN MOTOR2

Top patents by PatentIndex Score

2 records

0141US4287747AProcess of closed extrusion shaping of a metal rod material and an apparatus thereforNISSAN MOTOR·Filed 1979·Granted Sep 8, 1981·10 cites·7 claims
0224US4342213AClosed chamber extrusion method and apparatus for shaping of metal rod into tulip-shaped partNISSAN MOTOR·Filed 1981·Granted Aug 3, 1982·3 cites·9 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →