Inventor · disambiguated record
Yasuhiko Sakaguchi
Also filed as: SAKAGUCHI YASUHIKO
10 granted patents·4 pending applications·228 citations·filing 1985–2016
89Inventor score
Files withKAWASAKI STEEL CO4FUJITA NAOTAKE2JFE STEEL CORP2SAKAGUCHI YASUHIKO2KAWASAKI STEEL TECH RES1
Top patents by PatentIndex Score
14 records- 0187US5961944AProcess and apparatus for manufacturing polycrystalline silicon, and process for manufacturing silicon wafer for solar cellKAWASAKI STEEL CO·Filed 1996·Granted Oct 5, 1999·99 cites·20 claims
- 0283US7971872B2Drive joint mechanism and image forming apparatus using the sameKYOCERA MITA CORP·Filed 2008·Granted Jul 5, 2011·8 cites·12 claims
- 0383US6090361AMethod for producing silicon for use in solar cellsKAWASAKI STEEL CO·Filed 1998·Granted Jul 18, 2000·50 cites·18 claims
- 0474US6231826B1Process and apparatus for refining siliconKAWASAKI STEEL CO·Filed 1999·Granted May 15, 2001·36 cites·3 claims
- 0571US4758117AMethod for the transportation of a particulate material at controlled rateKAWASAKI STEEL CO·Filed 1985·Granted Jul 19, 1988·26 cites·3 claims
- 0669US9321103B2Finish heat treatment method and finish heat treatment apparatus for iron powderSAKAGUCHI YASUHIKO·Filed 2011·Granted Apr 26, 2016·2 cites·3 claims
- 0756US9815115B2Finish heat treatment method and finish heat treatment apparatus for iron powderJFE STEEL CORP·Filed 2016·Granted Nov 14, 2017·0 cites·1 claims
- 0846US2010223187A1System and method for electronic payment, and server, communication terminal and program thereforFUJITA NAOTAKE·Filed 2006·Application pending·0 cites
- 0943US5104633AMethod for producing high-purity metallic silicon and apparatus thereforKAWASAKI STEEL TECH RES·Filed 1988·Granted Apr 14, 1992·7 cites·18 claims
- 1042US2015199658A1System and method for electronic payment, and server, communication terminal and program thereforFUJITA NAOTAKE·Filed 2015·Application pending·0 cites
- 1140US8102762B2Communication control system and communication control methodOYAMA HIROKI·Filed 2009·Granted Jan 24, 2012·0 cites·10 claims
- 1237US2005193862A1Process for producing sponge iron and reduced iron powder sponge iron and charging apparatusJFE STEEL CORP·Filed 2004·Application pending·0 cites
- 1329US2010223463A1Communication system, key managing/distributing server, terminal apparatus, and data communication method used therefor, and programSAKAGUCHI YASUHIKO·Filed 2006·Application pending·0 cites
- 1427US5302277AProcess for producing paraformaldehyde of high formaldehyde contentMITSUI TOATSU CHEMICALS·Filed 1991·Granted Apr 12, 1994·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →