AC

Andrew R. Chraplyvy

AT AT&T: 26 patents #621 of 18,772Top 4%
Alcatel Lucent: 7 patents #380 of 4,169Top 10%
General Motors: 4 patents #3,733 of 18,328Top 25%
AT American Telephone And Telegraph: 2 patents #45 of 699Top 7%
NO Nokia Solutions And Networks Oy: 1 patents #855 of 1,934Top 45%
📍 Matawan, NJ: #8 of 224 inventorsTop 4%
🗺 New Jersey: #1,490 of 69,400 inventorsTop 3%
Overall (All Time): #86,136 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
5559920 Dispersion compensation in optical fiber communications Fabrizio Forghieri, Alan H. Gnauck, Robert William Tkach 1996-09-24
5546210 Multi-channel optical fiber communication system Fabrizio Forghieri, Robert William Tkach 1996-08-13
5420868 Suppression of brillouin scattering in lightwave transmission system Xiaoping Mao, Robert William Tkach 1995-05-30
5327516 Optical fiber for wavelength division multiplexing Robert William Tkach, Kenneth L. Walker 1994-07-05
5225922 Optical transmission system equalizer Jonathan Nagel, Robert William Tkach 1993-07-06
5027435 Optical communication systems using Fabry-Perot cavities Patrick P. Iannone, Ivan P. Kaminow, Tingye Li, Julian Stone, Lawrence Warren Stulz +1 more 1991-06-25
4908833 Distributed feedback laser for frequency modulated communication systems Thomas L. Koch, Robert William Tkach 1990-03-13
4905253 Distributed Bragg reflector laser for frequency modulated communication systems Thomas L. Koch, Robert William Tkach 1990-02-27
H15 Broadband source of picosecond radiation 1986-01-07
4470697 Method of measuring the concentration of gas in the presence of liquid particles Dean C. Hammond, Jr., Julian M. Tishkoff 1984-09-11
4347086 Selective magnetization of rare-earth transition metal alloys Jan F. Herbst, John J. Croat 1982-08-31
4312684 Selective magnetization of manganese-aluminum alloys John J. Croat, Jan F. Herbst 1982-01-26
4241997 Laser spectrometer with frequency calibration 1980-12-30