Ninghui Zhu has been granted 8 US patents while listed as an inventor at Block Engineering . The first was granted in 2002 and the most recent in June 2025. Ninghui Zhu ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Ninghui Zhu in Winchester, MA, US.
Patents per Year Patents granted per year, 2002 to 2025 Bar chart with a peak of 1 patents in 2002. peak 1 2002: 1 patents 2002 2004: 1 patents 2004 2007: 1 patents 2007 2014: 1 patents 2014 2016: 1 patents 2016 2018: 1 patents 2018 2020: 1 patents 2020 2025: 1 patents 2025
Issued Patents All Time
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Showing 1–8 of 8 patents
Patent # Title Co-Inventors Date
12339225 QCL spectroscopy system and applications therefor Petros Kotidis , Erik Deutsch , Daniel J. Cavicchio, Jr. 2025-06-24
10830697 QCL spectroscopy system and applications therefor Petros Kotidis , Erik Deutsch , Dan Cavicchio 2020-11-10
10031077 QCL spectroscopy system and applications therefor Petros Kotidis , Erik Deutsch , Dan Cavicchio 2018-07-24
9329085 QCL spectroscopy system and applications therefor Petros Kotidis , Erik Deutsch , Dan Cavicchio 2016-05-03
8780347 QCL spectroscopy system and applications therefor Petros Kotidis , Erik Deutsch , Dan Cavicchio 2014-07-15
7309175 Reducing heating from non-coupled light in power transmitting optical fibers Alex Rosiewicz , Michio Matsuki 2007-12-18
6741408 Thermally stable mounting for a diffraction grating device Jim Beattie , Ian Turner 2004-05-25
6449097 Diffraction grating for wavelength division multiplexing/demultiplexing devices Ian Turner , Yuri A. Yudin , Mikhail N. Sokolskiy , Robert K. Wade 2002-09-10