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Stephen E. Ralph — 18 Patents

GRGeorgia Tech Research: 10 patents #57 of 2,755Top 3%
QUQuellan: 6 patents #8 of 23Top 35%
ATAT&T: 1 patents #10,636 of 18,772Top 60%
North Plainfield, NJ: #10 of 162 inventorsTop 7%
New Jersey: #4,623 of 69,400 inventorsTop 7%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Stephen E. Ralph has been granted 18 US patents while listed as an inventor at Georgia Tech Research. The first was granted in 1991 and the most recent in November 2025. Stephen E. Ralph ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Stephen E. Ralph in North Plainfield, NJ, US.

Patents per Year

Patents granted per year, 1991 to 2022Bar chart with a peak of 4 patents in 2017.peak 41991: 1 patents19912004: 1 patents2005: 2 patents20052006: 1 patents2007: 2 patents20072008: 1 patents2011: 1 patents20112012: 1 patents2017: 4 patents20172020: 1 patents2021: 1 patents20212022: 1 patents2022

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
12483328 Devices, systems, and methods for processing optical components Siddharth Jacob Varughese 2025-11-25
11381426 Systems and methods for improved data transmission in short-reach links Siddharth Jacob Varughese, Joseph Justin Lavrencik, Varghese Antony Thomas 2022-07-05
10958486 Systems and methods for improved data transmission in short-reach links Siddharth Jacob Varughese, Joseph Justin Lavrencik, Varghese Antony Thomas 2021-03-23
10666277 Methods and devices for input signal conversion simulation Siddharth Jacob Varughese, Jerrod Langston, Varghese Antony Thomas 2020-05-26
9794092 Systems and methods for identification and demodulation of complex signal formats Pierre Isautier 2017-10-17
9768874 System and methods for autonomous signal modulation format identification Pierre Isautier 2017-09-19
9735991 System and methods for autonomous signal modulation format identification Pierre Isautier 2017-08-15
9729362 Systems and methods for autonomous signal modulation format identification Kedar Mehta, Pierre Isautier, Andrew Wallace Stark 2017-08-08
8219893 High-speed communication channel techniques with improved robustness to timing uncertainty Andrew Joo Kim, Sanjay Bajekal 2012-07-10
7934144 High-speed analog-to-digital conversion with improved robustness to timing uncertainty Andrew Joo Kim, Sanjay Bajekal 2011-04-26
7352824 Multilevel pulse position modulation for efficient fiber optic communication Michael G. Vrazel, Vincent M. Hietala 2008-04-01
7307569 Increasing data throughput in optical fiber transmission systems Michael G. Vrazel, Joy Laskar, Sungyong Jung, Vincent M. Hietala, Edward Gebara 2007-12-11
7173551 Increasing data throughput in optical fiber transmission systems Michael G. Vrazel, Joy Laskar, Sungyong Jung, Vincent M. Hietala, Edward Gebara 2007-02-06
7149256 Multilevel pulse position modulation for efficient fiber optic communication Michael G. Vrazel, Vincent M. Hietala 2006-12-12
6870152 Segmented photodetectors for detection and compensation of modal dispersion in optical waveguides Ketan Patel 2005-03-22
6847760 Spatially resolved equalization and forward error correction for multimode fiber links Cenk Argon, Steven W. McLaughlin, Ketan Patel 2005-01-25
6771856 Compensation of modal dispersion in optical waveguides Ketan Patel 2004-08-03
4999485 Nonlinerar optical device structure with compound semiconductor having graded chemical composition Federico Capasso 1991-03-12

Frequent Collaborators

Vincent M. Hietala4 shared
Pierre Isautier4 shared
Michael G. Vrazel4 shared
Siddharth Jacob Varughese4 shared
Varghese Antony Thomas3 shared
Ketan Patel3 shared

Nearby-Ranked Inventors

Takuma Inami18
Daniel Mills18
Jeffrey J. Beaver18
Atilhan Manay18
Chung-Wen Lo18
Andrew KENNEDY18
Max Heimel18
Kevin Skadron18
John B. Halander18