Optical waveguides – With optical coupler – Permanently fixed coupler
Reexamination Certificate
2011-01-18
2011-01-18
Ullah, Akm E (Department: 2874)
Optical waveguides
With optical coupler
Permanently fixed coupler
C385S147000
Reexamination Certificate
active
07873248
ABSTRACT:
A ferrule includes a recess formed on an obliquely polished surface to house a protrusion formed on an obliquely polished surface of another ferrule, so as to avoid an angular change at an interface between end surfaces of the pair of obliquely polished end surfaces of the ferrules facing each other.
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Fujikura Ltd.
Sughrue & Mion, PLLC
Ullah Akm E
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