Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
MC

Mitchell S. Cohen — 34 Patents

IBM: 28 patents #3,689 of 70,183Top 6%
DLDelphi Technologies Ip Limited: 2 patents #57 of 322Top 20%
JUJds Uniphase: 2 patents #250 of 940Top 30%
LILexmark International: 2 patents #792 of 1,615Top 50%
3M: 2 patents #5,350 of 11,543Top 50%
ALAegis Lightwave: 1 patents #3 of 11Top 30%
BTBorgwarner Us Technologies: 1 patents #17 of 37Top 50%
Carmel, IN: #52 of 1,387 inventorsTop 4%
Indiana: #631 of 33,936 inventorsTop 2%
Overall (All Time): #100,737 of 4,157,543Top 3%
34 Patents All Time
Mitchell S. Cohen has been granted 34 US patents while listed as an inventor at IBM. The first was granted in 1980 and the most recent in June 2025. Mitchell S. Cohen ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Mitchell S. Cohen in Carmel, IN, US.

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12341419 Configurable fault and control safety architecture for inverter system Lokesh Gona, Clinton W. Erickson, John Mark Dikeman, Peter Allan Laubenstein, Mark W. Gose 2025-06-24
11837984 Dual supply dual control architecture Mark W. Gose, Tushar Nachnani, Christopher W. Klaus 2023-12-05
11557992 Systems and methods for phase-voltage based motor period measurement and controlled signal path fault detection Raquib Buksh, Kevin M. Gertiser, Ihab Nahlus, Tushar Nachnani, Ronald M. Shearer +1 more 2023-01-17
7304799 Tunable optical filter with heater on a CTE-matched transparent substrate Eugene Yi-Shan Ma 2007-12-04
6976792 Optical fiber space transformation David Peter Gaio, William K. Hogan, Jeannine M. Trewhella 2005-12-20 $8,568,000
6873799 Optical subassembly for optical communications David Peter Gaio, William K. Hogan, Glen Walden Johnson, Jeannine M. Trewhella 2005-03-29 $6,378,000
6798953 Guides lithographically fabricated on semiconductor devices Michael James Cordes, Steven A. Cordes, William K. Hogan, Glen Walden Johnson, Daniel M. Kuchta +4 more 2004-09-28 $8,392,000
6762119 Method of preventing solder wetting in an optical device using diffusion of Cr Sudipta K. Ray, Lester W. Herron, Mario J. Interrante, Thomas E. Lombardi, Subhash L. Shinde 2004-07-13 $8,966,000
6712527 Fiber optic connections and method for using same Benson Chan, Paul F. Fortier, Ladd W. Freitag, Richard R. Hall, Glen Walden Johnson +2 more 2004-03-30 $9,421,000
6657723 Multimode planar spectrographs for wavelength demultiplexing and methods of fabrication George A. Sefler, James L. Speidell 2003-12-02 $4,756,000
6527460 Light emitter control system David Peter Gaio, William K. Hogan, Jeannine M. Trewhella 2003-03-04 $10,423,000
6502999 Opto-electronic transceiver module and hermetically sealed housing therefore David Peter Gaio, William K. Hogan, Steven P. Ostrander, Sudipta K. Ray, Jeannine M. Trewhella 2003-01-07 $49,469,000
6350625 Optoelectronic packaging submount arrangement providing 90 degree electrical conductor turns and method of forming thereof William K. Hogan, Sudipta K. Ray, James L. Speidell, S. Jay Chey, Steven A. Cordes 2002-02-26 $30,939,000
6302596 Small form factor optoelectronic transceivers David Peter Gaio, William K. Hogan, Phillip Duane Isaacs, Patrick E. McKnite, Miles Frank Swain +1 more 2001-10-16 $28,845,000
6137158 Leadframe and leadframe assembly for parallel optical computer link Marco Gauvin, Glen Walden Johnson, Daniel M. Kuchta, Andre Lacerte, Nicholas A. Lee +4 more 2000-10-24 $26,546,000
6075913 Optical coupler Barbara A. De Baun, Gordon D. Henson, Glen Walden Johnson, Stephen Louis Spanoudis 2000-06-13
5781682 Low-cost packaging for parallel optical computer link Marco Gauvin, Glen Walden Johnson, Daniel M. Kuchta, Andre Lacerte, Nicholas A. Lee +4 more 1998-07-14
5631991 Plastic optical subassemblies for light transfer between an optical fiber and an optoelectronic converter and the fabrication of such plastic optical subassemblies Glen Walden Johnson, Jeannine M. Trewhella 1997-05-20 $18,121,000
5537504 Molded plastic optical fiber-optoelectronic converter subassembly Michael Frank Cina, Glen Walden Johnson, Modest M. Oprysko, Jeannine M. Trewhella 1996-07-16 $6,072,000
5511140 Molded plastic optical fiber-optoelectronic converter subassembly Michael Frank Cina, Glen Walden Johnson, Modest M. Oprysko, Jeannine M. Trewhella 1996-04-23 $15,192,000
5155777 Scattered light blocking layer for optoelectronic receivers Marie Angelopoulos, Andrew T. S. Pomerene, Dennis L. Rogers 1992-10-13 $5,658,000
5093879 Electro-optical connectors Mark F. Bregman, William D. Brewer, Glen Walden Johnson, Ismail C. Noyan, Modest M. Oprysko +3 more 1992-03-03 $15,673,000
5042709 Methods and apparatus for precise alignment of objects Michael Frank Cina, Ephraim B. Flint, Kurt R. Grebe, Douglas J. Hall, Kenneth P. Jackson +1 more 1991-08-27 $9,455,000
4894279 Electroerosion print media having protective coatings modified with organotitanium reagents Krishna G. Sachdev, Keith S. Pennington 1990-01-16 $25,278,000
4830909 Scratch resistant recording materials for electroerosion printing comprising cross-linked polymer base layer Krishna G. Sachdev, John C. S. Shen, Keith S. Pennington 1989-05-16 $12,918,000