Assignee
TAMATSU YOSHIJI
JP·2 granted patents·15 citations·filing 2011–2014
Top patents by PatentIndex Score
2 records- 0177US9677539B2Vertical axis water/wind turbine motor using flight feather opening/closing wing systemTAMATSU YOSHIJI·Filed 2014·Granted Jun 13, 2017·10 cites·10 claims
- 0274US8899925B2Wind/water turbine with rotational resistance reduced by wind vane bladeTAMATSU YOSHIJI·Filed 2011·Granted Dec 2, 2014·5 cites·9 claims
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