Inventor · disambiguated record
Yuichi Hirooka
Also filed as: HIROOKA YUICHI
6 granted patents·4 pending applications·81 citations·filing 1999–2025
79Inventor score
Top patents by PatentIndex Score
10 records- 0184US7690834B2Mixer and mixing method for producing gypsum slurryYOSHINO GYPSUM CO·Filed 2004·Granted Apr 6, 2010·34 cites·42 claims
- 0281US11692944B2Apparatus for inspecting plate-like bodiesYOSHINO GYPSUM CO·Filed 2020·Granted Jul 4, 2023·2 cites·6 claims
- 0372US6193408B1MixerYOSHINO GYPSUM CO·Filed 1999·Granted Feb 27, 2001·42 cites·24 claims
- 0469US2025269558A1Pretreatment mixing and stirring device, gypsum slurry manufacturing apparatus, building board manufacturing apparatus, pretreatment calcined gypsum manufacturing method, gypsum slurry manufacturing method, building board manufacturing methodYOSHINO GYPSUM CO·Filed 2025·Application pending·0 cites
- 0560US10618197B2Gypsum-based board material producing apparatusYOSHINO GYPSUM CO·Filed 2017·Granted Apr 14, 2020·0 cites·6 claims
- 0656US2025001373A1Mixing and stirring apparatus, gypsum board manufacturing apparatus, and gypsum board manufacturing methodYOSHINO GYPSUM CO·Filed 2023·Application pending·0 cites
- 0753US2022184848A1Pretreatment mixing and stirring device, gypsum slurry manufacturing apparatus, building board manufacturing apparatus, pretreatment calcined gypsum manufacturing method, gypsum slurry manufacturing method, building board manufacturing methodYOSHINO GYPSUM CO·Filed 2020·Application pending·0 cites
- 0851US9656303B2Device and method for cleaning conveying surfaceHIROOKA YUICHI·Filed 2010·Granted May 23, 2017·3 cites·14 claims
- 0951US2024050978A1Glue supply apparatus for gypsum board, gypsum board manufacturing apparatus, and gypsum board manufacturing methodYOSHINO GYPSUM CO·Filed 2022·Application pending·0 cites
- 1048US11090836B2Sampling apparatus, sheet member manufacturing apparatus, and gypsum building material manufacturing apparatusYOSHINO GYPSUM CO·Filed 2018·Granted Aug 17, 2021·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →