Skip to content
Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 2025
Search
Companies
Universities
Inventors
Cities
States
Technologies
Top Patents
Inventor 500
Select ranking year
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Home
›
2021
›
Cable Television Laboratories
›
Curtis Dean Knittle
CK
Curtis Dean Knittle
— 10 Patents in 2021
CL
Cable Television Laboratories
:
10
patents
#7
of
95
Top 8%
Superior, CO
:
#4
of
84
inventors
Top 5%
Colorado
:
#41
of
5,235
inventors
Top 1%
Overall
(2021):
#8,584
of
548,734
Top 2%
10
Patents 2021
Issued Patents
2021
Showing
1–10
of
10
patents
Patent #
Title
Co-Inventors
Date
11212028
System and methods for coherent optical extension
Zhensheng Jia
,
Luis Alberto Campos
2021-12-28
11165437
System and methods for virtualizing delta sigma digitization
Belal Hamzeh
,
Zhensheng Jia
,
Luis Alberto Campos
,
Jing Wang
2021-11-02
11140062
Methods for testing cable modems
Jason W. Rupe
,
Jingjie Zhu
,
John Phillips
2021-10-05
11108490
Systems and methods for carrier phase recovery
Zhensheng Jia
,
Junwen Zhang
,
Mu Xu
,
Haipeng Zhang
,
Luis Alberto Campos
2021-08-31
11088761
Fiber communication systems and methods
Chuang Zhou
,
Zhensheng Jia
,
Luis Alberto Campos
,
Jing Wang
2021-08-10
11082143
Systems and methods for full duplex coherent optics
Zhensheng Jia
,
Luis Alberto Campos
,
Jing Wang
,
Mu Xu
,
Haipeng Zhang
2021-08-03
11039229
Systems and methods for coherent optics ranging and sensing
Luis Alberto Campos
,
Zhensheng Jia
,
Matthew D. Schmitt
2021-06-15
11025344
Fiber communication systems and methods
Zhensheng Jia
,
Luis Alberto Campos
2021-06-01
10958371
System and methods for coherent PON architecture and burst-mode reception
Zhensheng Jia
,
Luis Alberto Campos
2021-03-23
10917175
Systems and methods for full duplex coherent optics
Zhensheng Jia
,
Luis Alberto Campos
,
Jing Wang
,
Mu Xu
,
Haipeng Zhang
2021-02-09
Nearby-Ranked Inventors
Danilo Caraccio
10
Daniel Brodoceanu
10
David A. Ahlquist
10
Curt Wong
10
Cuong Huy Truong
10
Curtis M. Hartenstine
10
Csaba Truckai
10
Craig W. Lindsley
10
Cristiano Dalvi
10