Inventor · disambiguated record

Hiroshi Takumi

Also filed as: TAKUMI HIROSHI

2 granted patents·15 citations·filing 1982–1983

57Inventor score

Technology areasB21F

Files withSHINKO KIKAI KOGYO1 SHINKO MACHINERY CO LTD1

Top patents by PatentIndex Score

2 records

0139US4503694ASpring manufacturing machine equipped with two motorsSHINKO KIKAI KOGYO·Filed 1982·Granted Mar 12, 1985·11 cites·7 claims
0227US4485851AApparatus for raising hooks of semi-finished spring productsSHINKO MACHINERY CO LTD·Filed 1983·Granted Dec 4, 1984·4 cites·6 claims

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