Assignee
OTSUBO HIROKAZU
JP·3 granted patents·33 citations·filing 2007–2012
Top patents by PatentIndex Score
3 records- 0188US8727174B2Tank and manufacturing method thereofOTSUBO HIROKAZU·Filed 2009·Granted May 20, 2014·24 cites·10 claims
- 0272US8087537B2Pressure containerOTSUBO HIROKAZU·Filed 2007·Granted Jan 3, 2012·8 cites·10 claims
- 0359US9840048B2Manufacturing method for high-pressure tank, and high-pressure tankOTSUBO HIROKAZU·Filed 2012·Granted Dec 12, 2017·1 cites·9 claims
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