Stock material or miscellaneous articles – Composite – Of inorganic material
Reexamination Certificate
2007-09-11
2007-09-11
McNeil, Jennifer (Department: 1775)
Stock material or miscellaneous articles
Composite
Of inorganic material
C428S702000, C428S701000, C428S446000
Reexamination Certificate
active
10648356
ABSTRACT:
An optical multilayer film includes: a first layer; a second layer that contains titanium oxynitride as a main component; and a third layer that contains magnesium fluoride as a main component; the first layer that has a different refractive index from that of the second layer or the third layer; and the first layer, the second layer, and the third layer being part of a laminated structure that includes a plurality of reflection planes. The thickness of the third layer is smaller than ¼ wavelength.
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patent: 6222967 (2001-04-01), Amano et al.
patent: 2001/0031365 (2001-10-01), Anderson et al.
patent: 7-113901 (1995-05-01), None
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Hiraike Tadahiro
Okada Nobumasa
Fujitsu Quantum Devices Limited
Kratz Quintos & Hanson, LLP
Langman Jonathan
McNeil Jennifer
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