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%
📍 Allentown, PA: #37 of 1,150 inventorsTop 4%
🗺 Pennsylvania: #1,721 of 74,527 inventorsTop 3%
Overall (All Time): #118,670 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
5911830 Method and fixture for laser bar facet coating Paul Chen, George John Przybylek, Dominic Paul Rinaudo 1999-06-15
5802091 Tantalum-aluminum oxide coatings for semiconductor devices William H. Grodkiewicz, Ping-Heng Wu 1998-09-01
5719077 Fixture and method for laser fabrication by in-situ cleaving of semiconductor bars Judith Francavilla de Jong, Erdmann F. Schubert, James Dennis Wynn, George J. Zydzik 1998-02-17
5668049 Method of making a GaAs-based laser comprising a facet coating with gas phase sulphur William Scott Hobson, Fan Ren, Melinda Lamont Schnoes 1997-09-16
5346855 Method of making an INP-based DFB laser Erin K. Byrne, Todd R. Hayes 1994-09-13
4749255 Coating for optical devices Aland K. Chin, George John Przybylek, LeGrand G. Van Uitert, George J. Zydzik 1988-06-07