Jonathan B. Ashbrook has been granted 13 US patents while listed as an inventor at Finisar . The first was granted in 2002 and the most recent in December 2025. Jonathan B. Ashbrook ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Jonathan B. Ashbrook in Wilmington, DE, US.
Patents per Year Patents granted per year, 2002 to 2025 Bar chart with a peak of 3 patents in 2010. peak 3 2002: 1 patents 2002 2003: 1 patents 2003 2009: 1 patents 2009 2010: 3 patents 2010 2012: 1 patents 2012 2016: 1 patents 2016 2017: 2 patents 2017 2021: 1 patents 2021 2025: 2 patents 2025
Issued Patents All Time
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Showing 1–13 of 13 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12494846 Optoelectronic assembly David Allouche , Michael D. Chu 2025-12-09
12230939 Pre-charge modulation of a laser array for 3D imaging applications Steve Troyer , Theron Jones , Richard A. Davis , Andrew Zocher 2025-02-18
11189985 Optoelectronic assembly David Allouche , Michael CHU , Brian R. Carey , Anita Chan , Krzysztof Szczerba 2021-11-30
9767757 Pipelined pixel applications in liquid crystal on silicon chip Nicholas F. Jungels 2017-09-19
$26,517,000
9681207 Local buffers in a liquid crystal on silicon chip Lionel Li , Brian R. Carey , Nicholas F. Jungels 2017-06-13
$31,628,000
9310420 Pixel test in a liquid crystal on silicon chip Lionel Li , Brian R. Carey 2016-04-12
$10,312,000
8102938 Tuning system and method using a simulated bit error rate for use in an electronic dispersion compensator Andrew Singer , Naresh Ramnath Shanbhag , Robert J. Drost 2012-01-24
$15,803,000
7834692 Peak detector with active ripple suppression Hyeon Min Bae , Naresh Ramnath Shanbhag 2010-11-16
$3,489,000
7750831 Phase detector utilizing analog-to-digital converter components Heyon Min Bae , Naresh Ramnath Shanbhag , Andrew Singer 2010-07-06
$4,137,000
7695085 Variable gain amplifier having variable gain DC offset loop Hyeon Min Bae , Naresh Ramnath Shanbhag 2010-04-13
$5,580,000
7592869 Variable gain amplifier having dual gain control Hyeon Min Bae , Naresh Ramnath Shanbhag 2009-09-22
$5,459,000
6671218 System and method for hiding refresh cycles in a dynamic type content addressable memory Paul Gutwin , Michael Bogaczyk , Albert M. Chu , Ezra D. B. Hall , Daryl M. Seitzer 2003-12-30
$8,971,000
6487101 Use of search lines as global bitlines in a cam design Robert E. Busch , Albert M. Chu , Daryl M. Seitzer 2002-11-26
$15,755,000
