UC

Utpal Kumar Chakrabarti

AT AT&T: 12 patents #1,455 of 18,772Top 8%
CI Cisco: 5 patents #2,800 of 13,007Top 25%
TH Triquint Technology Holding: 3 patents #12 of 141Top 9%
AS Agere Systems: 2 patents #639 of 1,849Top 35%
GG Global Power Technologies Group: 2 patents #3 of 5Top 60%
II Ii-Vi Incorporated: 2 patents #30 of 93Top 35%
AG Agere Systems Guardian: 2 patents #139 of 810Top 20%
ET Endicott Interconnect Technologies: 1 patents #52 of 87Top 60%
AG Agere Systems Optoelectronics Guardian: 1 patents #30 of 115Top 30%
Overall (All Time): #118,670 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 25 most recent of 31 patents

Patent #TitleCo-InventorsDate
10735101 Method for manufacturing an optical communication device Stefan Pfnuer, Ravi Kachru, John Fangman 2020-08-04
9755752 Method for manufacturing an optical communication device Stefan Pfnuer, Ravi Kachru, John Fangman 2017-09-05
9276069 Protective interface in silicon carbide semiconductor devices 2016-03-01
9235019 Self-aligning optical connector assembly Kalpendu Shastri, Soham Pathak, Vipulkumar Patel, Bipin Dama, Ravinder Kachru +1 more 2016-01-12
9219122 Silicon carbide semiconductor devices Michael MacMillan 2015-12-22
9151950 Lid design to seal optical components of a transceiver module Kishor Desai, Ravinder Kachru, Soham Pathak 2015-10-06
8876410 Self-aligning connectorized fiber array assembly Kalpendu Shastri, Soham Pathak, Vipulkumar Patel, Bipin Dama, Ravinder Kachru +1 more 2014-11-04
8871025 SiC single crystals with reduced dislocation density grown by step-wise periodic perturbation technique Avinash Gupta, Jihong Chen, Edward Semenas, Ping Wu 2014-10-28
8268663 Annealing of semi-insulating CdZnTe crystals Csaba Szeles, Michael Prokesch 2012-09-18
7612345 Radiation detector crystal and method of formation thereof Csaba Szeles, Scott E. Cameron, Vincent D. Mattera, Jr. 2009-11-03
6744796 Passivated optical device and method of forming the same 2004-06-01
6734036 Semiconductor device and method of fabrication Bora Onat, Kevin Cyrus Robinson, Biswanath Roy, Ping-Heng Wu 2004-05-11
6638857 E-beam deposition method and apparatus for providing high purity oxide films 2003-10-28
6556605 Method and device for preventing zinc/iron interaction in a semiconductor laser Gleb E. Shtengel, Charles Lentz, Charles H. Joyner, Abdallah Ougazzaden 2003-04-29
6489659 Non-hermetic APD Robert B. Comizzoli, John W. Osenbach, Christopher Theis 2002-12-03
6437425 Semiconductor devices which utilize low K dielectrics Bora Onat, Kevin Cyrus Robinson, Biswanath Roy, Ping-Heng Wu 2002-08-20
6386533 Laser processing fixture David R. Peale 2002-05-14
6320265 Semiconductor device with high-temperature ohmic contact and method of forming the same Gustav E. Derkits, Jr. 2001-11-20
6317444 Optical device including carbon-doped contact layers Robert Alan Hamm, Joseph Brian Seiler, Gleb E. Shtengel, Lawrence Smith 2001-11-13
6247625 Anvil pad configuration for laser cleaving David R. Peale 2001-06-19
6214178 Focused ion beam formation of angled optoelectronic devices David R. Peale 2001-04-10
6098862 Incrementally continuous laser cleaving process David R. Peale 2000-08-08
6048747 Laser bar cleaving apparatus David R. Peale 2000-04-11
6037006 Method and fixture for laser bar facet coating Paul Chen, George John Przybylek, Dominic Paul Rinaudo 2000-03-14
6033926 Method for making multiple wavelength semiconductor lasers on a single wafer Richard W. Glew, Karen A. Grim-Bogdan 2000-03-07