Thin-film coatings, electro-optic elements and assemblies incorporating these elements

US7746534B2 · kind B2 · utility

Assignee

• GENTEX CORPORATION · US

Inventors

• William L. Tonar · Holland, US
• John S. Anderson · Holland, US
• Jeffrey A. Forgette · Hudsonville, US
• George A. Neuman · Holland, US
• Gary J. Dozeman · Zeeland, US
• David J. Cammenga · Zeeland, US
• Henry A. Luten · Holland, US
• G. Bruce Poe · Hamilton, US
• Nelson F. Brummel · Grand Rapids, US
• Lansen M. Perron · Jenison, US

Key dates

• Filing date: Aug 3, 2007
• Grant date: Jun 29, 2010
• Expiry date: Jul 13, 2028

Classification

• Technology area (CPC G): Physics
• CPC primary: G02F2201/34
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

Electro-optic elements are becoming commonplace in a number of vehicular and architectural applications. Various electro-optic element configurations provide variable transmittance and or variable reflectance for windows and mirrors. The present invention relates to various thin-film coatings, electro-optic elements and assemblies incorporating these elements.