Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
BK

Babar A. Khan — 105 Patents

IBM: 61 patents #1,284 of 70,183Top 2%
PAPhilips Electronics North America: 29 patents #1 of 725Top 1%
NPNorth American Philips: 8 patents #22 of 645Top 4%
Tektronix: 5 patents #224 of 1,698Top 15%
Globalfoundries: 2 patents #1,397 of 4,424Top 35%
U.S. Philips: 2 patents #2,537 of 8,851Top 30%
Philips: 1 patents #3,761 of 7,731Top 50%
Infineon Technologies Ag: 1 patents #4,439 of 7,486Top 60%
PNPhilips Electronics N.A.: 1 patents #2 of 36Top 6%
Ossining, NY: #14 of 613 inventorsTop 3%
New York: #501 of 115,490 inventorsTop 1%
Overall (All Time): #13,082 of 4,157,543Top 1%
105 Patents All Time

Issued Patents All Time

Showing 76–100 of 105 patents

Patent #TitleCo-InventorsDate
5929463 Active matrix electro-optic display device with storage capacitors and projection color apparatus employing same Edward H. Stupp 1999-07-27
5919070 Vacuum microelectronic device and methodology for fabricating same David A. Cammack, Ronald D. Pinker 1999-07-06
5915164 Methods of making high voltage GaN-A1N based semiconductor devices Nikhil R. Taskar, Piotr M. Mensz 1999-06-22
5914562 Anodic bonded plasma addressed liquid crystal displays Jacob Bruinink, Adrianus L. J. Burgmans, Henri R. J. R. Van Helleputte, Petrus F. G. Bongaerts, Karel E. Kuijk +3 more 1999-06-22
5898271 Hollow cathodes with an I-beam or C-beam cross section for a plasma display device Vivek Mehrotra 1999-04-27
5868811 Method of making a channel plate for a flat display device Henri R. J. R. Van Helleputte, Adrianus L. J. Burgmans, Petrus F. G. Bongaerts, Karel E. Kuijk, Jacob Bruinink 1999-02-09
5835167 Plasma addressed liquid crystal display with reduced column voltages Petrus F. G. Bongaerts, Jacob Bruinink, Adrianus L. J. Burgmans, Henri R. J. R. Van Helleputte, Karel E. Kuijk +3 more 1998-11-10
5811935 Discharge lamp with T-shaped electrodes Ronald D. Pinker, Thomas McGee, David A. Cammack 1998-09-22
5808410 Flat panel light source for liquid crystal displays Ronald D. Pinker, Peter Janssen, David A. Cammack 1998-09-15
5808413 Plasma addressed liquid crystal display with organic-walled plasma channels Petrus F. G. Bongaerts, Henri R. J. R. Van Helleputte, Adrianus L. J. Burgmans, Jacob Bruinink, Karel E. Kuijk 1998-09-15
5804920 Plasma addressed liquid crystal display with etched glass spacers Henri R. J. R. Van Helleputte, Adrianus L. J. Burgmans, Karel E. Kuijk, Petrus F. G. Bongaerts, Jacob Bruinink 1998-09-08
5805122 Voltage driving waveforms for plasma addressed liquid crystal displays Petrus F. G. Bongaerts, Jacob Bruinink, Adrianus L. J. Burgmans, Henri R. J. R. Van Helleputte, Karel E. Kuijk 1998-09-08
5796209 Gas discharge lamps and lasers fabricated by michromachining David A. Cammack, Ronald D. Pinker, Nikhil R. Taskar 1998-08-18
5764001 Plasma addressed liquid crystal display assembled from bonded elements Henri R. J. R. Van Helleputte, Adrianus L. J. Burgmans, Petrus F. G. Bongaerts, Karel E. Kuijk, Jacob Bruinink 1998-06-09
5705886 Cathode for plasma addressed liquid crystal display Petrus F. G. Bongaerts, Jacob Bruinink, Adrianus L. J. Burgmans, Henri R. J. R. Van Helleputte, Karel E. Kuijk +3 more 1998-01-06
5696569 Channel configuration for plasma addressed liquid crystal display Petrus F. G. Bongaerts, Jacob Bruinink, Adrianus L. J. Burgmans, Henri R. J. R. Van Helleputte, Karel E. Kuijk +3 more 1997-12-09
5626772 Plasma addressed liquid crystal display with etched plasma channels Petrus F. G. Bongaerts, Jacob Bruinink, Adrianus L. J. Burgmans, Henri R. J. R. Van Helleputte, Karel E. Kuijk +3 more 1997-05-06
5624293 Gas discharge lamps and lasers fabricated by micromachining methodology David A. Cammack, Ronald D. Pinker, Nikhil R. Taskar 1997-04-29
5598052 Vacuum microelectronic device and methodology for fabricating same David A. Cammack, Ronald D. Pinker 1997-01-28
5596431 Plasma addressed liquid crystal display with etched electrodes Petrus F. G. Bongaerts, Jacob Bruinink, Adrianus L. J. Burgmans, Henri R. J. R. Van Helleputte, Karel E. Kuijk 1997-01-21
5574327 Microlamp incorporating light collection and display functions David A. Cammack, Ronald D. Pinker 1996-11-12
5438343 Gas discharge displays and methodology for fabricating same by micromachining technology David A. Cammack, Ronald D. Pinker, Jerry Kramer 1995-08-01
5399524 Method of providing an ohmic type contact on p-type Zn(S)Se Nikhil R. Taskar, Donald R. Dorman 1995-03-21
5354708 Method of nitrogen doping of II-VI semiconductor compounds during epitaxial growth using an amine Nikhil R. Taskar, Donald R. Dorman 1994-10-11
5305128 Active matrix electro-optic display device with storage capacitors and projection color apparatus employing same Edward H. Stupp 1994-04-19