Inventor · disambiguated record
Michio Hirakawa
Also filed as: HIRAKAWA MICHIO
6 granted patents·112 citations·filing 1973–1975
84Inventor score
Top patents by PatentIndex Score
6 records- 0193US3935340AProcess for preparing plastic coated metal powdersLION FAT OIL CO LTD·Filed 1973·Granted Jan 27, 1976·56 cites·8 claims
- 0272US3953657AMethod for coating particulate solids with polymersMITSUI TOATSU CHEMICALS·Filed 1974·Granted Apr 27, 1976·20 cites·6 claims
- 0356US3967006ADry process for the production of plastic-coated inorganic substancesLION FAT OIL CO LTD·Filed 1974·Granted Jun 29, 1976·11 cites·6 claims
- 0456US3958044AMethod for coating inorganic compounds in powdered formLION FAT OIL CO LTD·Filed 1974·Granted May 18, 1976·12 cites·7 claims
- 0544US4024098AReinforcing composition for mineral structuresMITSUI TOATSU CHEMICALS·Filed 1975·Granted May 17, 1977·8 cites·2 claims
- 0639US3932350AMethod of manufacturing reinforced resin moldingsLION FAT OIL CO LTD·Filed 1974·Granted Jan 13, 1976·5 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →