Assignee
TSUMURA RES INST CO
JP·2 granted patents·2 pending applications·17 citations·filing 2000–2007
Top patents by PatentIndex Score
4 records- 0172US7054563B2Multi-channel optical communication system that controls optical reflection for each channel and optical transmitting and receiving apparatus thereforTSUMURA RES INST CO·Filed 2001·Granted May 30, 2006·16 cites·7 claims
- 0253US6411821B1Telephone regulation system and portable telephone terminal device used in such a systemTSUMURA RES INST CO·Filed 2000·Granted Jun 25, 2002·1 cites·2 claims
- 0346US2002198028A1Telephone regulation system and portable telephone terminal device used in such a systemTSUMURA RES INST CO·Filed 2002·Application pending·0 cites
- 0444US2007195291A1ProjectorTSUMURA RES INST CO·Filed 2007·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →