Inventor · disambiguated record
Hitoshi Niinuma
Also filed as: NIINUMA HITOSHI
8 granted patents·3 pending applications·61 citations·filing 2001–2020
85Inventor score
Top patents by PatentIndex Score
11 records- 0186US10265654B2Filtering medium for air filter, filter pack, air filter unit, and method for producing filtering medium for air filterDAIKIN IND LTD·Filed 2015·Granted Apr 23, 2019·4 cites·20 claims
- 0286US10265661B2Mixed powder and material for molding having PTFE as main component, and drawn porous bodyDAIKIN IND LTD·Filed 2017·Granted Apr 23, 2019·2 cites·7 claims
- 0386US9707504B2Composition having PTFE as main component, mixed powder, material for molding, filtering medium for filter, air filter unit, and a method for manufacturing a porous membraneDAIKIN IND LTD·Filed 2013·Granted Jul 18, 2017·7 cites·12 claims
- 0485US10245545B2Embossed air filter filtration medium, filter pack, air filter unit, and method for manufacturing filtration medium for embossed air filterDAIKIN IND LTD·Filed 2014·Granted Apr 2, 2019·4 cites·17 claims
- 0583US9242201B2Filter medium for air filter and filter unitBAO LI·Filed 2012·Granted Jan 26, 2016·9 cites·13 claims
- 0675US6540805B2High-performance filter for intake air for gas turbine, and filter unit using such filter for intake air for gas turbineNIPPON MUKI KK·Filed 2001·Granted Apr 1, 2003·24 cites·4 claims
- 0773US8597393B2Pleated air filter pack and air filter using sameMORITA JUN·Filed 2009·Granted Dec 3, 2013·11 cites·17 claims
- 0846US12313312B2Refrigeration device and oil cooling deviceDAIKIN IND LTD·Filed 2020·Granted May 27, 2025·0 cites·12 claims
- 0946US2010192531A1Filter medium for air filter and air filterNIPPON MUKI KK·Filed 2008·Application pending·0 cites
- 1043US2022054969A1Air filter medium, filter pack, air filter unit, and methods for producing themDAIKIN IND LTD·Filed 2019·Application pending·0 cites
- 1138US2014165517A1Filter medium for air filter, air filter unit, and method for producing filter medium for air filterHARA SATOSHI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →