Inventor · disambiguated record
Harumasa Hatakeyama
Also filed as: HATAKEYAMA HARUMASA
5 granted patents·3 pending applications·8 citations·filing 2009–2020
69Inventor score
Top patents by PatentIndex Score
8 records- 0186US10954022B2Double walled containerHEIWA KAGAKU IND CO LTD·Filed 2016·Granted Mar 23, 2021·4 cites·3 claims
- 0277US10518462B2Double-walled container manufacturing methodHEIWA KAGAKU IND CO LTD·Filed 2015·Granted Dec 31, 2019·2 cites·8 claims
- 0370US10315803B2Double container assembly and manufacturing method thereforHEIWA KAGAKU IND CO LTD·Filed 2016·Granted Jun 11, 2019·2 cites·7 claims
- 0463US11427368B2Manufacturing method for double walled containerHEIWA KAGAKU IND CO LTD·Filed 2020·Granted Aug 30, 2022·0 cites·2 claims
- 0551US2011001275A1Molded body of laminated plastic derived from biomass, and manufacturing method thereforeHATAKEYAMA KAZUYUKI·Filed 2009·Application pending·0 cites
- 0641US10786941B2Double-layered container and method for production of the sameHEIWA KAGAKU IND CO LTD·Filed 2017·Granted Sep 29, 2020·0 cites·17 claims
- 0737US2017320635A1Double container for high-viscosity liquidHEIWA KAGAKU IND CO LTD·Filed 2015·Application pending·0 cites
- 0833US2013075960A1Manufacturing Method and Apparatus for a Hollow Molded PartHATAKEYAMA HARUMASA·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →