Inventor
OUYANG JIANGBO
US31 patents
⚠️ This page may combine multiple inventors who share the name “OUYANG JIANGBO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BETZ LABORATORIES
11 patentsUS5344505ASep 6, 1994
Non-chromium passivation method and composition for galvanized metal surfaces
BETZ LABORATORIES22 citations92
US5412011AMay 2, 1995
Composition and process for coating metals
BETZ LABORATORIES31 citations91
US5545347AAug 13, 1996
Low phosphorous, low etch cleaner and method
BETZ LABORATORIES18 citations82
US5545438AAug 13, 1996
Hydrophilic treatment for aluminum
BETZ LABORATORIES14 citations73
US5518555AMay 21, 1996
Chromium and fluoride free metal treatment
BETZ LABORATORIES10 citations73
US5451270ASep 19, 1995
Composition for a method of monitoring dried-in-place non-chrome polyacrylamide based treatments for metals
BETZ LABORATORIES5 citations73
US5401333AMar 28, 1995
Method of monitoring dried-in-place non-chrome polyacrylamide based treatments for aluminum
BETZ LABORATORIES9 citations73
US5505792AApr 9, 1996
Visible dried-in-place non-chrome polyacrylamide based treatment for aluminum
BETZ LABORATORIES7 citations72
US5500053AMar 19, 1996
Composition for and method of monitoring dried-in-place non-chrome polyacrylamide based treatments for metals
BETZ LABORATORIES3 citations62
US5472630ADec 5, 1995
Low phosphorous, low etch cleaner and method
BETZ LABORATORIES4 citations62
US5292378AMar 8, 1994
Visible dried-in-place non-chrome treatment for aluminum
BETZ LABORATORIES5 citations61
BETZDEARBORN INC
8 patentsUS5909742AJun 8, 1999
Metal cleaning method
BETZDEARBORN INC29 citations92
US5801217ASep 1, 1998
Chromium-free conversation coating and methods of use
BETZDEARBORN INC31 citations92
US5693371ADec 2, 1997
Method for forming chromium-free conversion coating
BETZDEARBORN INC19 citations92
US5772740AJun 30, 1998
Passivation method and composition for galvanized metal surfaces
BETZDEARBORN INC8 citations73
US5700525ADec 23, 1997
Passivation method and composition for galvanized metal surfaces
BETZDEARBORN INC8 citations73
US5908892AJun 1, 1999
N, N-alkyl polyacrylamide metal treatment
BETZDEARBORN INC4 citations63
US5662967ASep 2, 1997
Non-chromium passivation method for galvanized metal surfaces
BETZDEARBORN INC5 citations63
US5641537AJun 24, 1997
Composition for and method of monitoring dried-in-place non-chrome polyacrylamide based treatments for metals
BETZDEARBORN INC1 citations62
Henkel IP & Holding GmbH
7 patentsUS9850409B2Dec 26, 2017
High temperature debondable adhesive
Henkel IP & Holding GmbH4 citations68
US11814530B2Nov 14, 2023
Stretchable electrically conductive ink compositions
Henkel IP & Holding GmbH0 citations58
US11840634B2Dec 12, 2023
Stretchable electrically conductive ink compositions
Henkel IP & Holding GmbH0 citations57
US11174419B2Nov 16, 2021
Light stable transparent adhesive compositions and methods for use thereof
Henkel IP & Holding GmbH0 citations56
US10392543B2Aug 27, 2019
Reactive resins and formulations for low refractive index and low dielectric constant applications
Henkel IP & Holding GmbH0 citations51
US10280349B2May 7, 2019
1K UV and thermal cure high temperature debondable adhesive
Henkel IP & Holding GmbH0 citations47
US9587054B2Mar 7, 2017
High molecular weight polymers having high olefin content
Henkel IP & Holding GmbH0 citations34
HENKEL AG & CO KGAA
3 patentsUS12234390B2Feb 25, 2025
Debondable compositions
HENKEL AG & CO KGAA0 citations49
US11015095B2May 25, 2021
Photo-curable adhesive composition, its preparation and use thereof
HENKEL AG & CO KGAA0 citations49
US11066549B2Jul 20, 2021
(Meth)acrylate functionalized poly(meth)acrylate-block-polyimide- block-poly(meth)acrylate copolymer, preparation method and use thereof
HENKEL AG & CO KGAA0 citations48