Inventor
YOSHIMURA TETSUZO
JP31 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIMURA TETSUZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
30 patentsUS5835646ANov 10, 1998
Active optical circuit sheet or active optical circuit board, active optical connector and optical MCM, process for fabricating optical waveguide, and devices obtained thereby
FUJITSU LTD193 citations99
US6845184B1Jan 18, 2005
Multi-layer opto-electronic substrates with electrical and optical interconnections and methods for making
FUJITSU LTD286 citations98
US6690845B1Feb 10, 2004
Three-dimensional opto-electronic modules with electrical and optical interconnections and methods for making
FUJITSU LTD334 citations98
US6684007B2Jan 27, 2004
Optical coupling structures and the fabrication processes
FUJITSU LTD249 citations98
US6611635B1Aug 26, 2003
Opto-electronic substrates with electrical and optical interconnections and methods for making
FUJITSU LTD193 citations98
US6343171B1Jan 29, 2002
Systems based on opto-electronic substrates with electrical and optical interconnections and methods for making
FUJITSU LTD429 citations98
US6294794B1Sep 25, 2001
Non-linear optical device using quantum dots
FUJITSU LTD123 citations98
US6081632AJun 27, 2000
Method of producing optical waveguide system, optical device and optical coupler employing the same, optical network and optical circuit board
FUJITSU LTD141 citations98
US5917980AJun 29, 1999
Optical circuit device, its manufacturing process and a multilayer optical circuit using said optical circuit device
FUJITSU LTD98 citations98
US5854868ADec 29, 1998
Optical device and light waveguide integrated circuit
FUJITSU LTD134 citations98
US6785447B2Aug 31, 2004
Single and multilayer waveguides and fabrication process
FUJITSU LTD143 citations97
US6706546B2Mar 16, 2004
Optical reflective structures and method for making
FUJITSU LTD143 citations97
US6669801B2Dec 30, 2003
Device transfer method
FUJITSU LTD106 citations97
US6693736B1Feb 17, 2004
Optical circuit system and components of same
FUJITSU LTD61 citations96
US6215585B1Apr 10, 2001
Optical circuit system and components of same technical field
FUJITSU LTD80 citations96
US5902715AMay 11, 1999
Method of forming a mirror in a waveguide
FUJITSU LTD54 citations96
US5757989AMay 26, 1998
Optical circuit system capable of producing optical signal having a small fluctuation and components of same
FUJITSU LTD80 citations96
US5658966AAug 19, 1997
Method of coupling optical parts and refractive index imaging material
FUJITSU LTD48 citations96
US6338975B1Jan 15, 2002
Optical circuit device, its manufacturing process and a multilayer optical circuit using said optical circuit device
FUJITSU LTD26 citations93
US5818983AOct 6, 1998
Optical integrated circuit, optical circuit waveguide device and process for oriented, selective growth and formation of organic film
FUJITSU LTD37 citations93
US5444811AAug 22, 1995
Organic functional optical thin film, fabrication and use thereof
FUJITSU LTD46 citations93
US5194548AMar 16, 1993
Organic nonlinear optical material
FUJITSU LTD21 citations93
US6017681AJan 25, 2000
Method of coupling optical parts and method of forming a mirror
FUJITSU LTD39 citations92
US5659010AAug 19, 1997
Nonlinear optical material, process of production of same, and nonlinear optical device and directional coupling type optical switch using same
FUJITSU LTD21 citations92
US5594093AJan 14, 1997
Nonlinear optical material and nonlinear optical device and directional coupling type optical switch using same
FUJITSU LTD25 citations92
US5581646ADec 3, 1996
Method of coupling optical parts and refractive index imaging material
FUJITSU LTD36 citations92
US6912333B2Jun 28, 2005
Optical interconnection apparatus and interconnection module
FUJITSU LTD24 citations90
US5861444AJan 19, 1999
Refractive index imaging material
FUJITSU LTD15 citations82
US5459232AOct 17, 1995
Nonlinear optical material, process of production of same, and nonlinear optical device and directional coupling type optical switch using same
FUJITSU LTD15 citations82
US5612449AMar 18, 1997
Nonlinear optical material, process of production of same, and nonlinear optical device and directional coupling type optical switch using same
FUJITSU LTD5 citations74