P

Inventor

LIU GUOJUN

US27 patents
⚠️ This page may combine multiple inventors who share the name “LIU GUOJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV KINGSTON

5 patents
US10023751B2Jul 17, 2018

Anti-smudge and anti-graffiti compositions

UNIV KINGSTON10 citations83
US11512207B2Nov 29, 2022

Anti-smudge and anti-graffiti compositions

UNIV KINGSTON0 citations61
US10899936B2Jan 26, 2021

Anti-smudge and anti-graffiti compositions

UNIV KINGSTON0 citations61
US12286558B2Apr 29, 2025

UV-curable anti-smudge and anti-graffiti compositions

UNIV KINGSTON0 citations58
US10874991B2Dec 29, 2020

Functional filters for hydrophobic liquid/hydrophilic liquid separations

UNIV KINGSTON0 citations35

LIU GUOJUN

4 patents
US8912083B2Dec 16, 2014

Silicon substrates with doped surface contacts formed from doped silicon inks and corresponding processes

LIU GUOJUN8 citations82
US8983107B2Mar 17, 2015

Silicon based capacitive microphone

LIU GUOJUN3 citations61
US9699538B2Jul 4, 2017

MEMS microphone device

LIU GUOJUN1 citations48
US9510109B2Nov 29, 2016

MEMS microphone device

LIU GUOJUN0 citations48

APPLIED MATERIALS INC

3 patents
US9953813B2Apr 24, 2018

Methods and apparatus for improved metal ion filtering

APPLIED MATERIALS INC2 citations73
US9831074B2Nov 28, 2017

Bipolar collimator utilized in a physical vapor deposition chamber

APPLIED MATERIALS INC3 citations73
US9466524B2Oct 11, 2016

Method of depositing metals using high frequency plasma

APPLIED MATERIALS INC2 citations63

UNIV TECHNOLOGIES INT

2 patents
US6458310B1Oct 1, 2002

Process of making a polymeric material having a microporous matrix

UNIV TECHNOLOGIES INT27 citations92
US5409739AApr 25, 1995

Monolayer coating

UNIV TECHNOLOGIES INT16 citations73

UNIV IOWA STATE RES FOUND INC

2 patents
US6432362B1Aug 13, 2002

Chemical sensor and coating for same

UNIV IOWA STATE RES FOUND INC35 citations92
US6237397B1May 29, 2001

Chemical sensor and coating for same

UNIV IOWA STATE RES FOUND INC46 citations92

NANOGRAM CORP

2 patents
US9006720B2Apr 14, 2015

Silicon/germanium nanoparticles and inks having low metal contamination

NANOGRAM CORP11 citations82
US9378957B2Jun 28, 2016

Silicon substrates with doped surface contacts formed from doped silicon based inks and corresponding processes

NANOGRAM CORP1 citations52

DSM IP ASSETS BV

2 patents
US11390694B2Jul 19, 2022

Gellan gum with double setting temperatures and the preparation method and use thereof

DSM IP ASSETS BV0 citations57
US10556970B2Feb 11, 2020

Method for preparing high transparent low acyl gellan gum

DSM IP ASSETS BV0 citations46

FISHER CONTROLS INT

1 patent
US6534319B1Mar 18, 2003

Chemical sensor and coating for same

FISHER CONTROLS INT34 citations92

FISHER ROSEMOUNT SYSTEMS INC

1 patent
US6654470B1Nov 25, 2003

Frequency warping for improving resonator signal-to-noise ratio

FISHER ROSEMOUNT SYSTEMS INC7 citations72

CHIRUVOLU SHIVKUMAR

1 patent
US8895962B2Nov 25, 2014

Silicon/germanium nanoparticle inks, laser pyrolysis reactors for the synthesis of nanoparticles and associated methods

CHIRUVOLU SHIVKUMAR4 citations69

WANG KAI

1 patent
US9924254B2Mar 20, 2018

To detect the ambient temperature around the MEMS microphone

WANG KAI1 citations52

CNPC ENG TECH RES & DEV CO LTD

1 patent
US10858917B2Dec 8, 2020

Expandable liner hanger

CNPC ENG TECH RES & DEV CO LTD0 citations45

SHANGHAI HUAHONG NEC ELECT CO

1 patent
US8749413B2Jun 10, 2014

Digital correction circuit for a pipelined analog-to-digital converter

SHANGHAI HUAHONG NEC ELECT CO0 citations36

HUANG BIYAO

1 patent
US9614364B2Apr 4, 2017

Detection system and detection method of distributed generation islanding based on power frequency carrier

HUANG BIYAO0 citations24