LK

Leonard Jan-Peter Ketelsen

AT AT&T: 6 patents #3,053 of 18,772Top 20%
TH Triquint Technology Holding: 3 patents #12 of 141Top 9%
AG Agere Systems Optoelectronics Guardian: 2 patents #13 of 115Top 15%
AP Avago Technologies General Ip (Singapore) Pte.: 2 patents #524 of 2,004Top 30%
AC Acacia Communications: 1 patents #37 of 55Top 70%
AT Acacia Technology: 1 patents #1 of 8Top 15%
📍 Clinton, NJ: #15 of 155 inventorsTop 10%
🗺 New Jersey: #5,727 of 69,400 inventorsTop 9%
Overall (All Time): #313,254 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12081268 Resistivity engineered substrate for RF common-mode suppression Long Chen 2024-09-03
11552710 Resistivity engineered substrate for RF common-mode suppression Long Chen 2023-01-10
9450372 Wavelength tunable semiconductor laser 2016-09-20
9025958 Planar lightwave circuit optical multiplexer for non-sequential wavelength channels Julian Bernard Donald Soole 2015-05-05
7008805 Optical device and method of manufacture thereof Abdallah Ougazzaden, Justin L. Peticolas 2006-03-07
6829262 Aging in tunable semiconductor lasers David Alan Ackerman, Sung-Nee George Chu, Eric J. Dean, John Evan Johnson, Liming Zhang 2004-12-07
6704472 Optoelectronic device having an integrated capacitor formed thereon and method of manufacturing the same Richard B. Bylsma 2004-03-09
6310902 Modulator for analog applications Richard B. Bylsma, Sharon K. Sputz 2001-10-30
6275317 Hybrid integration of a wavelength selectable laser source and optical amplifier/modulator Christopher Doerr, John Evan Johnson, Charles H. Joyner, Uziel Koren, Dirk Joachim Muehlner +2 more 2001-08-14
6195166 Photoreflectance spectral analysis of semiconductor laser structures Mary L. Gray, Harald F. Hess, Mark S. Hybertsen 2001-02-27
6162655 Method of fabricating an expanded beam optical waveguide device John Evan Johnson, Janet L. Lentz, Charles H. Joyner, Sharon K. Sputz 2000-12-19
5506859 Article comprising a DFB laser with loss coupling David Alan Ackerman 1996-04-09
5111475 Analog optical fiber communication system, and laser adapted for use in such a system David Alan Ackerman, Louis A. Koszi 1992-05-05
5052015 Phase shifted distributed feedback laser David Alan Ackerman, Philip J. Anthony, Venkataraman Swaminathan 1991-09-24
5012484 Analog optical fiber communication system, and laser adapted for use in such a system Edward J. Flynn, Charles B. Roxlo 1991-04-30