Assignee
SHOJI TAKUMA
JP·3 granted patents·1 citations·filing 2008–2012
Top patents by PatentIndex Score
3 records- 0153US9379839B2Optical transmission device and optical transmission methodSHOJI TAKUMA·Filed 2012·Granted Jun 28, 2016·1 cites·1 claims
- 0235US8190022B2Optical transmission apparatusSHOJI TAKUMA·Filed 2008·Granted May 29, 2012·0 cites·11 claims
- 0334US8554071B2Optical transmission apparatus and continuity testing methodSHOJI TAKUMA·Filed 2011·Granted Oct 8, 2013·0 cites·8 claims
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