Inventor · disambiguated record
Keiji Yoshii
Also filed as: YOSHII KEIJI
9 granted patents·1 pending application·203 citations·filing 1998–2021
90Inventor score
Top patents by PatentIndex Score
10 records- 0193USD423712SFacial masque sheet for cosmetic pack purposeKAO CORP·Filed 1998·Granted Apr 25, 2000·63 cites·1 claims
- 0290USD426019SFacial masque sheet for cosmetic pack purposeKAO CORP·Filed 1998·Granted May 30, 2000·45 cites·1 claims
- 0389US8533894B2Scalp washing deviceWATANABE TOSHIO·Filed 2010·Granted Sep 17, 2013·18 cites·11 claims
- 0486US9125481B2Massage brush and handle for massage brushWATANABE TOSHIO·Filed 2010·Granted Sep 8, 2015·12 cites·21 claims
- 0586USD704052SPackaging container capKAO CORP·Filed 2013·Granted May 6, 2014·35 cites·1 claims
- 0674US11045386B2Steam heating maskKAO CORP·Filed 2015·Granted Jun 29, 2021·2 cites·8 claims
- 0765USD632487SImplement for washing scalpKAO CORP·Filed 2010·Granted Feb 15, 2011·14 cites·1 claims
- 0864US8394134B2Heat generating deviceHIDAKA YUKI·Filed 2008·Granted Mar 12, 2013·4 cites·15 claims
- 0964US2021275392A1Steam heating maskKAO CORP·Filed 2021·Application pending·0 cites
- 1057USD632486SImplement for washing scalpKAO CORP·Filed 2010·Granted Feb 15, 2011·10 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Keiji Yoshii 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 →