Assignee
NAKAYAMA KEN
JP·3 granted patents·2 pending applications·34 citations·filing 2006–2010
Top patents by PatentIndex Score
5 records- 0189US8794701B2Backrest for chairNAKAYAMA KEN·Filed 2010·Granted Aug 5, 2014·30 cites·7 claims
- 0285US8114534B2Fuel cell systemNAKAYAMA KEN·Filed 2010·Granted Feb 14, 2012·4 cites·20 claims
- 0351US2008006390A1Thermal relief mechanism for combination-type heat exchangersNAKAYAMA KEN·Filed 2006·Application pending·0 cites
- 0440US8607817B2Control method and device of filled water volume in fluid spaceNAKAYAMA KEN·Filed 2007·Granted Dec 17, 2013·0 cites·8 claims
- 0540US2012212027A1Backrest for chairNAKAYAMA KEN·Filed 2010·Application pending·0 cites
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