1
Tetsuzo Yoshimura, Yashuhito Takahashi, Masaaki Inao, Michael G Lee, William Chou, Solomon I Beilin, Wen chou Vincent Wang, James J Roman, Thomas J Massingill: Systems based on opto-electronic substrates with electrical and optical interconnections and methods for making. Fujitsu, Coudert Brothers, January 29, 2002: US06343171 (159 worldwide citation)

Opto-electrical systems having electrical and optical interconnections formed in thin layers with thin-film active devices are disclosed. In one embodiment, optical connections are made between the edge of one substrate and the surface of another substrate with the use of photorefractive materials. ...


2
Michael G Peters, Wen chou Vincent Wang, Yasuhito Takahashi, William Chou, Michael G Lee, Solomon Beilin: Reduced cross-talk noise high density signal interposer with power and ground wrap. Fujitsu, Coudert Brothers, May 29, 2001: US06239485 (102 worldwide citation)

An interposer for providing power, ground, and signal connections between an integrated circuit chip or chips and a substrate. The inventive interposer includes a signal core and external power/ground connection wrap. The two sections may be fabricated and tested separately, then joined together usi ...


3
Tetsuzo Yoshimura, Yashuhito Takahashi, Masaaki Inao, Michael G Lee, William Chou, Solomon I Beilin, Wen chou Vincent Wang, James J Roman, Thomas J Massingill: Multi-layer opto-electronic substrates with electrical and optical interconnections and methods for making. Fujitsu, Sheppard Mullin Richter & Hampton, January 18, 2005: US06845184 (101 worldwide citation)

Opto-electrical systems having electrical and optical interconnections formed in thin layers are disclosed. In one set of preferred embodiments, optical signals are conveyed between layers by respective vertical optical couplers disposed on the layers. In other preferred embodiments, optical signals ...


4
Tetsuzo Yoshimura, Yashuhito Takahashi, Masaaki Inao, Michael G Lee, William Chou, Solomon I Beilin, Wen chou Vincent Wang, James J Roman, Thomas J Massingill: Three-dimensional opto-electronic modules with electrical and optical interconnections and methods for making. Fujitsu, Sheppard Mullin Richter & Hampton, February 10, 2004: US06690845 (82 worldwide citation)

Three-dimensional opto-electronic modules having a plurality of opto-electronic (O/E) layers, with optical signals being routed between O/E layers within one or more three-dimensional volumes, are disclosed. In preferred embodiments, the O/E layers are disposed over and above one another with at lea ...


5
Tetsuzo Yoshimura, Yashuhito Takahashi, Masaaki Inao, Michael G Lee, William Chou, Solomon I Beilin, Wen chou Vincent Wang, James J Roman, Thomas J Massingill: Opto-electronic substrates with electrical and optical interconnections and methods for making. Fujitsu, Coudert Brothers, August 26, 2003: US06611635 (72 worldwide citation)

Disclosed is device and/or material integration into thin opto-electronic layers, which increase room for chip-mounting, and reduce the total system cost by eliminating the difficulty of optical alignment between opto-electronic devices and optical waveguides. Opto-electronic devices are integrated ...


6
Lei Zhang, William Chou, Michael G Peters, Solomon I Beilin: Process flows for formation of fine structure layer pairs on flexible films. Fujitsu, Coudert Brothers, March 21, 2000: US06039889 (51 worldwide citation)

Processes for forming conductive vias between circuit elements formed on either side of a flexible substrate are disclosed. In one embodiment, the inventive process starts with a flexible film polyimide substrate on each side of which is arranged a layer of copper. Both of the copper surfaces are co ...


7
James Huang, William Chou, David Chou: Process for forming an expanded porous tetrafluoroethylene polymer. Yeu Ming Tai Chemical Industrial, Bell Seltzer Park & Gibson, March 24, 1992: US05098625 (46 worldwide citation)

A process for preparing an improved expanded porous polytetrafluorethylene product having a higher density and improved cold flow properties and prepared from a paste formed from a polytetrafluoroethylene resin and a lubricant. The method includes extruding the paste through an extrusion die at a re ...


8
James Huang, William Chou, David Chou, Juin Yih Lai, Kueir Rarn Lee, Da Ming Wang, Ruoh Chyu Ruaan, Tian Tsair Wu: Asymmetric porous polytetrafluoroethylene membrane for a filter. Yeu Ming Tai Chemical Industrial, Kratz Quintos & Hanson, May 20, 2008: US07374679 (16 worldwide citation)

The present invention provides an asymmetric porous PTFE membrane for a filter having little change over time and conventionally known properties of a porous PTFE molded article such as water permeability resistance, air permeability, sealing properties and electric properties, in which collection e ...


9
James Huang, William Chou, David Chou, Juin Yih Lai, Kueir Rarn Lee, Da Ming Wang, Ruoh Chyu Ruaan, Tian Tsair Wu: Asymmetric porous polytetrafluoroethylene membrane and process for preparing the same. Yeu Ming Tai Chemical Industrial, Armstrong Kratz Quintos Hanson & Brooks, February 8, 2005: US06852223 (15 worldwide citation)

The present invention relates to an asymmetric porous polytetrafluoroethylene membrane comprising a dense skin layer and a continuously foamed porous layer, (1) the dense skin layer having a surface roughness Ra of 20 to 165 nm; (2) the dense skin layer having a contact angle for water of 120 to 135 ...


10
James Huang, William Chou, David Chou, Jenn Yuh Kau, Yui Whei Cheng Yang, Woh Jer Lee: Porous polytetrafluoroethylene molded article. Yeu Ming Tai Chemical, Sughrue Mion Zinn Macpeak & Seas PLLC, June 27, 2000: US06080472 (12 worldwide citation)

To provide a porous polytetrafluoroethylene sheet which has excellent cold flow resistance and is used suitably for gaskets and a highly densified polytetrafluoroethylene sheet which has high tensile strength and flex life and is used suitably for diaphragms. The porous polytetrafluoroethylene sheet ...