Patents/Inventors

Ai Yanagihara

MusashinoJP13 patents

11 Patents

US125411452026
Photomask, Optical-waveguide, Optical Circuit and Method of Manufacturing an Optical-waveguide
NTT, Inc.
0 cites
US123064382025
Optical Waveguide
Nippon Telegraph And Telephone Corporation
0 cites
US120928702024
Optical Waveguide
Nippon Telegraph And Telephone Corporation
0 cites
US120322312024
Optical Signal Processing Apparatus and Manufacturing Method Thereof
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US120222462024
Optical Signal Processing Apparatus
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US120076652024
Optical Signal Processing Apparatus
Nippon Telegraph And Telephone Corporation
0 cites
US119773152024
Optical Module
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US119660822024
Optical Circuit and Optical Connection Structure
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US119340102024
Optical Connection Structure
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US117404912023
Optical Module and Manufacturing Method Thereof
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites
US116356412023
Planar-lightwave-type Optical Device
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
0 cites