Yen-Yau H. Chao

Person

Harleysville, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Aqueous foam carrier and method of making the same
- Patent number 10,730,795
- Issue date Aug 4, 2020
- ALLIED FOAM TECH CORP.
- Yen-Yau Chao
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Fiber containing aqueous foam composite, the process and use
- Patent number 10,252,942
- Issue date Apr 9, 2019
- ALLIED FOAM TECH CORP.
- Yen-Yau Harrison Chao
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Foamed gypsum compositions
- Patent number 6,602,924
- Issue date Aug 5, 2003
- Jin-Chih Chiang
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Stable and water-resistant aqueous foam composition
- Patent number 5,696,174
- Issue date Dec 9, 1997
- Allied Foam Tech Corporation
- Yen-Yau H. Chao
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Foamed cementitious compositions comprising low water and poly(carb...
- Patent number 5,110,839
- Issue date May 5, 1992
- Rohm & Haas Company
- Yen-Yau H. Chao
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Foamed hydraulic compositions containing copolymeric foam stabilizers
- Patent number 5,109,030
- Issue date Apr 28, 1992
- Rohm & Haas Company
- Yen-Yau H. Chao
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Water-based binder, coating and adhesive compositions from alkaline...
- Patent number 4,740,536
- Issue date Apr 26, 1988
- Rohm & Haas Company
- Yen-Yau H. Chao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing modified polymer emulsion adhesives
- Patent number 4,636,546
- Issue date Jan 13, 1987
- Rohm & Haas Company
- Yen-Yau H. Chao
- B32 - LAYERED PRODUCTS
Information Patent Grant
Copper modified mancozeb
- Patent number 4,394,316
- Issue date Jul 19, 1983
- Rohm & Haas Company
- Yen-Yau H. Chao
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
FOAMING AGENT AND DISPERSANT COMBINATIONS FOR GYPSUM COMPOSITIONS
- Publication number 20190084885
- Publication date Mar 21, 2019
- Allied Foam Tech Corp.
- Yen-Yau CHAO
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
AQUEOUS FOAM CARRIER AND METHOD OF MAKING THE SAME
- Publication number 20180257986
- Publication date Sep 13, 2018
- Allied Foam Tech Corp.
- Yen-Yau CHAO
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
FIBER CONTAINING AQUEOUS FOAM COMPOSITE, THE PROCESS AND USE
- Publication number 20160376193
- Publication date Dec 29, 2016
- Allied Foam Tech Corp.
- Yen-Yau Harrison Chao
- B32 - LAYERED PRODUCTS

Yen-Yau H. Chao

Person

Patents Grantslast 30 patents

Aqueous foam carrier and method of making the same

Fiber containing aqueous foam composite, the process and use

Foamed gypsum compositions

Stable and water-resistant aqueous foam composition

Foamed cementitious compositions comprising low water and poly(carb...

Foamed hydraulic compositions containing copolymeric foam stabilizers

Water-based binder, coating and adhesive compositions from alkaline...

Process for preparing modified polymer emulsion adhesives

Copper modified mancozeb

Patents Applicationslast 30 patents

FOAMING AGENT AND DISPERSANT COMBINATIONS FOR GYPSUM COMPOSITIONS

AQUEOUS FOAM CARRIER AND METHOD OF MAKING THE SAME

FIBER CONTAINING AQUEOUS FOAM COMPOSITE, THE PROCESS AND USE