Inventor
KOZAWAGUCHI HARUKI
JP7 patents
Patents
7 patentsUS6222967B1Apr 24, 2001
Packaging platform, optical module using the platform, and methods for producing the platform and the module
NIPPON TELEGRAPH & TELEPHONE110 citations96
US6654532B1Nov 25, 2003
Read-only laminated information recording medium and manufacturing method therefor
NIPPON TELEGRAPH & TELEPHONE28 citations92
US6556531B1Apr 29, 2003
Multi-layered holographic read-only memory and data retrieval method
NIPPON TELEGRAPH & TELEPHONE30 citations91
US5975770ANov 2, 1999
Plastic ferrule for optical connector and method for production thereof
NIPPON TELEGRAPH & TELEPHONE21 citations90
US5905823AMay 18, 1999
Polarization independent optical nonreciprocal circuit based on even mode to odd mode conversion
NIPPON TELEGRAPH & TELEPHONE34 citations86
US6811728B2Nov 2, 2004
Multi-layered holographic read-only memory and data retrieval method
NIPPON TELEGRAPH & TELEPHONE3 citations61
US7570567B2Aug 4, 2009
Multi-layered holographic read-only memory and data retrieval method
NIPPON TELEGRAPH & TELEPHONE0 citations50