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Inventor

Zhiwen Liu

Inventor
State College, PA, US

Overview

13→
Patents
2005–2021
Patent span
Physics
Primary field (CPC G)

Patents· 13 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Jprimary
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light18%
G02BOptical elements, systems or apparatus15%
G01NInvestigating or analysing materials by determining their chemical or physical properties9%
A61BDiagnosis6%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%
B29DProducing particular articles from plastics or from substances in a plastic state6%
G03HHolographic processes or apparatus6%
A61KPreparations for medical, dental or toiletry purposes3%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
C07DHeterocyclic compounds3%
PatentTitleYear
11,041,587Ultraviolet curing pipeline repair robot and system2021D0920147Protective case for a watch202110,966,963Tetrahydro-pyrido[3,4-b]indole estrogen receptor modulators and uses thereof202110,718,665Self-referencing mobile-compatible spectrophotometer platform202010,689,463Fuc3S4S substituted oligoglycosaminoglycan and preparation method thereof202010,374,376Divided pulse nonlinear optical sources201910,241,258Flexible biodegradable polymeric step-index optical fiber20199,733,125'Resonator enhanced raman spectroscopy'20179,706,927'Mobile reflectance optical spectroscopy device and process of using and assembling mobile reflectance optical spectroscopy device'20179,547,163'Z-microscopy'20178,861,086'Compact spectrometer including a diffractive optical element with dual dispersion and focusing functionality'20148,675,201'Coherent anti-Stokes Raman holography'20146,862,121'Method and apparatus for holographic recording of fast phenomena'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2019Patents assigned to PENN STATE RES FOUND (6)· patent assignee history
2014–2017Patents assigned to LIU ZHIWEN (3)· patent assignee history
2014–2017Patents assigned to SHI KEBIN (3)· patent assignee history
2014–2017Patents assigned to YANG CHUAN (2)· patent assignee history
2014–2020Based in State College, PA, US· patent location history
2019–2020Patents assigned to ATOPTIX INC (2)· patent assignee history
2020Based in Yuxi, CN· patent location history
2021Based in Hubei, CN· patent location history
2021Based in Liuyang, CN· patent location history
2021Based in Shanghai, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PENN STATE RES FOUND62014–2019
LIU ZHIWENself32014–2017
SHI KEBIN32014–2017
ATOPTIX INC22019–2020
YANG CHUAN22014–2017
Locations
LocationPatentsSpan
State College, Pennsylvania, US82014–2020
Hubei, CN12021
Liuyang, CN12021
Shanghai, CN12021
Yuxi, CN12020