Assignee
KATSUMATA TSUTOMU
JP·2 granted patents·4 pending applications·16 citations·filing 2007–2011
Top patents by PatentIndex Score
6 records- 0186US7900320B2Opening/closing device for document pressing deviceKATSUMATA TSUTOMU·Filed 2007·Granted Mar 8, 2011·12 cites·1 claims
- 0262US8302262B2Hinge device of plane displayKATSUMATA TSUTOMU·Filed 2008·Granted Nov 6, 2012·4 cites·8 claims
- 0350US2008149800A1Flat display drive apparatusKATSUMATA TSUTOMU·Filed 2007·Application pending·0 cites
- 0447US2007199178A1HingeKATSUMATA TSUTOMU·Filed 2007·Application pending·0 cites
- 0547US2008010777A1Hinge damper in opening/closing deviceKATSUMATA TSUTOMU·Filed 2007·Application pending·0 cites
- 0636US2011281210A1Developing agentKATSUMATA TSUTOMU·Filed 2011·Application pending·0 cites
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