KY

Katherine A. Yanushefski

SI Sioptical: 17 patents #8 of 15Top 55%
AT AT&T: 2 patents #7,280 of 18,772Top 40%
LI Lightwire: 2 patents #8 of 19Top 45%
AS Agere Systems: 1 patents #984 of 1,849Top 55%
AT American Telephone And Telegraph: 1 patents #132 of 699Top 20%
📍 Newtown, PA: #37 of 507 inventorsTop 8%
🗺 Pennsylvania: #2,611 of 74,527 inventorsTop 4%
Overall (All Time): #174,884 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
8363995 Sub-micron planar lightwave devices formed on an SOI optical platform Prakash Gothoskar, Margaret Ghiron, Robert Keith Montgomery, Vipulkumar Patel, Kalpendu Shastri +1 more 2013-01-29
7929814 Sub-micron planar lightwave devices formed on an SOI optical platform Prakash Gothoskar, Margaret Ghiron, Robert Keith Montgomery, Vipulkumar Patel, Kalpendu Shastri +1 more 2011-04-19
7587106 Optical crossover in thin silicon David Piede, Prakash Gothoskar, Margaret Ghiron, Robert Keith Montgomery, Vipulkumar Patel +2 more 2009-09-08
7440703 High-speed, silicon-based electro-optic modulator with feedback control Kalpendu Shastri, Prakash Gothoskar, Margaret Ghiron, Vipulkumar Patel, Robert Keith Montgomery +1 more 2008-10-21
7358585 Silicon-based Schottky barrier infrared optical detector Vipulkumar Patel, Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Soham Pathak +2 more 2008-04-15
7298949 SOI-based photonic bandgap devices Prakash Gothoskar, Margaret Ghiron, Robert Keith Montgomery, Vipulkumar Patel, Soham Pathak +2 more 2007-11-20
7187837 Active manipulation of light in a silicon-on-insulator (SOI) structure Prakash Gothoskar, Margaret Ghiron, Robert Keith Montgomery, Vipulkumar Patel, Kalpendu Shastri +1 more 2007-03-06
7113676 Planar waveguide optical isolator in thin silicon-on-isolator (SOI) structure David Piede, Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Vipulkumar Patel +3 more 2006-09-26
7109739 Wafer-level opto-electronic testing apparatus and method Prakash Gothoskar, Margaret Ghiron, Robert Keith Montgomery, Vipulkumar Patel, Kalpendu Shastri +2 more 2006-09-19
7065301 High speed, silicon-based electro-optic modulator Kalpendu Shastri, Prakash Gothoskar, Margaret Ghiron, Vipulkumar Patel, Robert Keith Montgomery +1 more 2006-06-20
7058261 Interfacing multiple wavelength sources to thin optical waveguides utilizing evanescent coupling Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Vipulkumar Patel, Soham Pathak +1 more 2006-06-06
7020364 Permanent light coupling arrangement and method for use with thin silicon optical waveguides Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Vipulkumar Patel, Soham Pathak +1 more 2006-03-28
7013067 Silicon nanotaper couplers and mode-matching devices Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Vipulkumar Patel, Soham Pathak +1 more 2006-03-14
7003196 External grating structures for interfacing wavelength-division-multiplexed optical sources with thin optical waveguides Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Vipulkumar Patel, Soham Pathak +1 more 2006-02-21
7000207 Method of using a Manhattan layout to realize non-Manhattan shaped optical structures Prakash Gothoskar, Margaret Ghiron, Vipulkumar Patel, Robert Keith Montgomery, Kalpendu Shastri +1 more 2006-02-14
6980720 Mode transformation and loss reduction in silicon waveguide structures utilizing tapered transition regions Prakash Gothoskar, Margaret Ghiron, Vipulkumar Patel, Robert Keith Montgomery, Kalpendu Shastri +1 more 2005-12-27
6968110 CMOS-compatible integration of silicon-based optical devices with electronic devices Vipulkumar Patel, Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Kalpendu Shastri +1 more 2005-11-22
6934444 Beam shaping and practical methods of reducing loss associated with mating external sources and optics to thin silicon waveguides Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Vipulkumar Patel, Soham Pathak +1 more 2005-08-23
6917730 Arrangements for reducing wavelength sensitivity in prism-coupled SOI-based optical systems Margaret Ghiron, Prakash Gothoskar, Robert Keith Montgomery, Vipulkumar Patel, Soham Pathak +1 more 2005-07-12
6897498 Polycrystalline germanium-based waveguide detector integrated on a thin silicon-on-insulator (SOI) platform Prakash Gothoskar, Margaret Ghiron, Vipulkumar Patel, Robert Keith Montgomery, Kalpendu Shastri +1 more 2005-05-24
6845198 High-speed silicon-based electro-optic modulator Robert Keith Montgomery, Margaret Ghiron, Prakash Gothoskar, Vipulkumar Patel, Kalpendu Shastri +1 more 2005-01-18
6517258 Plastic packaged optoelectronic device Joseph P. Keska, Steven Luther Moyer, Mary Nadeau, Steven O'Neill, John W. Osenbach +1 more 2003-02-11
5920583 Dual laser with thermoelectric cooling Chan Chih Chen, Jean-Marc Pierre Delavaux, Stephen W. Granlund, Sun-Yuan Huang, Khanh Cong Nguyen 1999-07-06
4873566 Multilayer ceramic laser package John L. Hokanson, Palmer D. Smeltz, Jr., Michael J. Yanushefski, Craig A. Young 1989-10-10