Inventor · disambiguated record
Keiichi Yamakawa
Also filed as: YAMAKAWA KEIICHI
4 granted patents·2 pending applications·62 citations·filing 2005–2015
75Inventor score
Top patents by PatentIndex Score
6 records- 0191US9853305B2Composite membrane and moisture adjustment module using sameGORE & ASS·Filed 2015·Granted Dec 26, 2017·8 cites·19 claims
- 0291US8920699B2Process for producing molded product, and heat-exchange membrane elementMARUTANI KAZUHIRO·Filed 2009·Granted Dec 30, 2014·30 cites·9 claims
- 0389US7572321B2Membrane, method of making same and heat exchanger furnished with said membraneJAPAN GORE TEX INC·Filed 2005·Granted Aug 11, 2009·24 cites·15 claims
- 0454US2009324929A1Composite Membrane and Moisture Adjustment Module Using SameYAMAKAWA KEIICHI·Filed 2008·Application pending·0 cites
- 0553US2010300295A1Air Filter And Air Filter Assembly For Vacuum Cleaner With The Air FilterYAMAKAWA KEIICHI·Filed 2008·Application pending·0 cites
- 0638US9486748B2Filter for water treatment filtering and method for producing the sameOGURA TOMOKA·Filed 2012·Granted Nov 8, 2016·0 cites·15 claims
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