Inventor · disambiguated record
Yoichi Hirasawa
Also filed as: HIRASAWA YOICHI
13 granted patents·2 pending applications·141 citations·filing 1993–2024
91Inventor score
Top patents by PatentIndex Score
15 records- 0179US5472458AArtificial soil structure and a method of preventing land desertification using the sameSHINETSU CHEMICAL CO·Filed 1993·Granted Dec 5, 1995·31 cites·15 claims
- 0278US5383943ASoil block for pot plant cultivation and a method of cultivating pot plants using the sameSHINETSU CHEMICAL CO·Filed 1993·Granted Jan 24, 1995·34 cites·7 claims
- 0376US9193531B2Component transfer device and methodHIRATA SPINNING·Filed 2013·Granted Nov 24, 2015·4 cites·13 claims
- 0473US5580192AArtificial soil structure and a method of preventing land desertification using the sameSHINETSU CHEMICAL CO·Filed 1995·Granted Dec 3, 1996·25 cites·6 claims
- 0571US9051130B2Transport unit and transport apparatusHIRATA SPINNING·Filed 2013·Granted Jun 9, 2015·2 cites·10 claims
- 0671US6899752B2Latent image printing ink composition, prints containing latent images recorded with the ink composition, and latent image data-based deciphering method and latent image data deciphering deviceFUJITSU ISOTEC LTD·Filed 2003·Granted May 31, 2005·13 cites·6 claims
- 0769US8529185B2Work handling apparatusHIRASAWA YOICHI·Filed 2005·Granted Sep 10, 2013·9 cites·16 claims
- 0868US12246920B2Tray transport apparatus and transfer systemHIRATA SPINNING·Filed 2024·Granted Mar 11, 2025·0 cites·21 claims
- 0968US10106336B2Transport systemHIRATA SPINNING·Filed 2015·Granted Oct 23, 2018·2 cites·12 claims
- 1066US7503451B2Conveying apparatusHIRATA SPINNING·Filed 2004·Granted Mar 17, 2009·10 cites·14 claims
- 1156US9422118B2Transport unit and transport apparatusHIRATA SPINNING·Filed 2014·Granted Aug 23, 2016·0 cites·6 claims
- 1248US5393312AAgent for prevention of salt damage of plants and a method of preventing salt damage of plants using the sameSHINETSU CHEMICAL CO·Filed 1993·Granted Feb 28, 1995·11 cites·9 claims
- 1344US10919710B2Transport unit, transfer apparatus, and transfer methodHIRATA SPINNING·Filed 2018·Granted Feb 16, 2021·0 cites·3 claims
- 1440US2009265031A1Automatic warehouseHIRATA SPINNING·Filed 2007·Application pending·0 cites
- 1533US2008102677A1Pull-out deviceHIRATA SPINNING·Filed 2007·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yoichi Hirasawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →