P

Inventor

YANUSHEFSKI KATHERINE A

US22 patents
⚠️ This page may combine multiple inventors who share the name “YANUSHEFSKI KATHERINE A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SIOPTICAL INC

17 patents
US6845198B2Jan 18, 2005

High-speed silicon-based electro-optic modulator

SIOPTICAL INC162 citations99
US6968110B2Nov 22, 2005

CMOS-compatible integration of silicon-based optical devices with electronic devices

SIOPTICAL INC100 citations98
US6897498B2May 24, 2005

Polycrystalline germanium-based waveguide detector integrated on a thin silicon-on-insulator (SOI) platform

SIOPTICAL INC84 citations98
US7298949B2Nov 20, 2007

SOI-based photonic bandgap devices

SIOPTICAL INC28 citations92
US7187837B2Mar 6, 2007

Active manipulation of light in a silicon-on-insulator (SOI) structure

SIOPTICAL INC22 citations92
US7109739B2Sep 19, 2006

Wafer-level opto-electronic testing apparatus and method

SIOPTICAL INC29 citations92
US7065301B2Jun 20, 2006

High speed, silicon-based electro-optic modulator

SIOPTICAL INC44 citations92
US7058261B2Jun 6, 2006

Interfacing multiple wavelength sources to thin optical waveguides utilizing evanescent coupling

SIOPTICAL INC33 citations92
US7020364B2Mar 28, 2006

Permanent light coupling arrangement and method for use with thin silicon optical waveguides

SIOPTICAL INC34 citations92
US7013067B2Mar 14, 2006

Silicon nanotaper couplers and mode-matching devices

SIOPTICAL INC43 citations92
US7003196B2Feb 21, 2006

External grating structures for interfacing wavelength-division-multiplexed optical sources with thin optical waveguides

SIOPTICAL INC30 citations92
US7000207B2Feb 14, 2006

Method of using a Manhattan layout to realize non-Manhattan shaped optical structures

SIOPTICAL INC34 citations92
US6980720B2Dec 27, 2005

Mode transformation and loss reduction in silicon waveguide structures utilizing tapered transition regions

SIOPTICAL INC35 citations92
US6934444B2Aug 23, 2005

Beam shaping and practical methods of reducing loss associated with mating external sources and optics to thin silicon waveguides

SIOPTICAL INC39 citations92
US6917730B2Jul 12, 2005

Arrangements for reducing wavelength sensitivity in prism-coupled SOI-based optical systems

SIOPTICAL INC28 citations92
US7440703B2Oct 21, 2008

High-speed, silicon-based electro-optic modulator with feedback control

SIOPTICAL INC11 citations84
US7358585B2Apr 15, 2008

Silicon-based Schottky barrier infrared optical detector

SIOPTICAL INC10 citations84

LIGHTWIRE INC

2 patents

AMERICAN TELEPHONE & TELEGRAPH

1 patent

GOTHOSKAR PRAKASH

1 patent

PIEDE DAVID

1 patent