Assignee
HIRANO KEI
JP·3 granted patents·1 pending application·9 citations·filing 2007–2012
Technology mixG04B4
Top patents by PatentIndex Score
4 records- 0179US8279717B2Calendar mechanism and analog timepiece equipped with same mechanismHIRANO KEI·Filed 2010·Granted Oct 2, 2012·5 cites·20 claims
- 0271US8724430B2Retrograde display mechanism and timepiece having the sameHIRANO KEI·Filed 2012·Granted May 13, 2014·3 cites·20 claims
- 0352US8279718B2Calendar mechanism and analog timepiece equipped with same mechanismHIRANO KEI·Filed 2010·Granted Oct 2, 2012·1 cites·20 claims
- 0440US2007201315A1TimepieceHIRANO KEI·Filed 2007·Application pending·0 cites
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