Assignee
KUMAGAI KEIICHIROU
JP·2 granted patents·6 citations·filing 2009–2011
Top patents by PatentIndex Score
2 records- 0172US8939284B2Cushion of folding portable electronic device and waterproof structure of folding portable electronic deviceKUMAGAI KEIICHIROU·Filed 2011·Granted Jan 27, 2015·6 cites·5 claims
- 0247US8634205B2Case mounting structure, case, and case mounting methodKUMAGAI KEIICHIROU·Filed 2009·Granted Jan 21, 2014·0 cites·8 claims
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