Inventor · disambiguated record
Ryuichi Kamiyama
Also filed as: KAMIYAMA RYUICHI
3 granted patents·4 pending applications·100 citations·filing 2005–2011
68Inventor score
Technology areasA61F
Top patents by PatentIndex Score
7 records- 0190US7547815B2Absorbent pad having zones with different flexibilitiesUNI CHARM CORP·Filed 2005·Granted Jun 16, 2009·95 cites·8 claims
- 0260US9011401B2Disposable diaperKAMIYAMA RYUICHI·Filed 2010·Granted Apr 21, 2015·5 cites·8 claims
- 0350US2011098666A1Absorbent articleUNI CHARM CORP·Filed 2009·Application pending·0 cites
- 0449US2010262101A1Absorbent articleUNI CHARM CORP·Filed 2008·Application pending·0 cites
- 0547US2011009842A1Absorbent articleUNI CHARM CORP·Filed 2008·Application pending·0 cites
- 0635US9289333B2Disposable diaper using elastic sheetsNAKAJIMA KAIYO·Filed 2010·Granted Mar 22, 2016·0 cites·19 claims
- 0733US2012278975A1Pants-type disposable wearing articleYAMASHITA MARIKO·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →