Assignee
SHIBATA RYOJI
JP·6 granted patents·36 citations·filing 1976–2011
Top patents by PatentIndex Score
6 records- 0170US8157618B2Eyeglass lens processing apparatusSHIBATA RYOJI·Filed 2008·Granted Apr 17, 2012·4 cites·10 claims
- 0270US4023292ABinder loose leafSHIBATA RYOJI·Filed 1976·Granted May 17, 1977·30 cites·5 claims
- 0362US8671532B2Eyeglass lens processing apparatusSHIBATA RYOJI·Filed 2010·Granted Mar 18, 2014·2 cites·7 claims
- 0446US8684795B2Eyeglass lens processing apparatusSHIBATA RYOJI·Filed 2010·Granted Apr 1, 2014·0 cites·5 claims
- 0544US9925635B2Eyeglass lens processing apparatusSHIBATA RYOJI·Filed 2011·Granted Mar 27, 2018·0 cites·20 claims
- 0639US8506351B2Eyeglass lens processing apparatusSHIBATA RYOJI·Filed 2010·Granted Aug 13, 2013·0 cites·6 claims
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