Assignee
ZEN PHOTONICS CO LTD
KR·2 granted patents·1 pending application·12 citations·filing 2001–2003
Top patents by PatentIndex Score
3 records- 0144US6707969B2Digital thermo-optic switch integrated with variable optical attenuatorsZEN PHOTONICS CO LTD·Filed 2001·Granted Mar 16, 2004·7 cites·12 claims
- 0244US2004127632A1Perfluorostyrene compound, and coating solution and optical waveguide device using the sameZEN PHOTONICS CO LTD·Filed 2003·Application pending·0 cites
- 0339US6728438B2Externally controllable waveguide type higher order mode generatorZEN PHOTONICS CO LTD·Filed 2001·Granted Apr 27, 2004·5 cites·3 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →