Assignee
YAMAMOTO SEIICHI
JP·2 granted patents·3 pending applications·4 citations·filing 2005–2009
Top patents by PatentIndex Score
5 records- 0176US8758602B2Method and apparatus for upgrading coalYAMAMOTO SEIICHI·Filed 2009·Granted Jun 24, 2014·3 cites·5 claims
- 0271US9005317B2Method for producing solid fuel and solid fuel produced by the methodYAMAMOTO SEIICHI·Filed 2009·Granted Apr 14, 2015·1 cites·17 claims
- 0345US2007140462A1Telephone exchange apparatus and control method for group incoming of the sameYAMAMOTO SEIICHI·Filed 2006·Application pending·0 cites
- 0433US2007273350A1Pwm Drive CircuitYAMAMOTO SEIICHI·Filed 2005·Application pending·0 cites
- 0532US2008100242A1Motor Drive Circuit and Motor Apparatus Including the SameYAMAMOTO SEIICHI·Filed 2005·Application pending·0 cites
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →