Light control window patents

Light control window

Filed: May 30th, 2003 [Granted]

Patent Number: 6993872

7, 2006 (54) LIGHT CONTROL WINDOW (75) Inventor: Tadao Katsuragawa, Kanagawa-ken (JP) (73) Assignee: Ricoh Company, LTD, Tokyo (JP) ( * ) Notice: Subject to ...

Light control window covering

Filed: June 3rd, 1996 [Granted]

Assignee: Verosol USA Inc

Patent Number: 5664613

1 LIGHT CONTROL WINDOW COVERING FIELD OF THE INVENTION The invention relates to window coverings and particularly to a light control window covering having ...

Light control window covering and method and apparatus for its manufacture

Filed: April 14th, 2000 [Granted]

Assignee: Newell Window Furnishings Inc

Patent Number: 6484786

11 12 fabrication of a horizontal light-control window covering, material along the respective first and second longitu- the welded product could also be ...

Light-control window covering and method and apparatus for its manufacture

Filed: March 20th, 2002 [Pending]

Patent Application Number: 10102194

FIELD OF THE INVENTION [0002] The present invention relates generally to the field of window coverings, and more particularly, to a light- control window ...

Light-control window covering and method and apparatus for its manufacture

Filed: March 20th, 2002 [Pending]

Patent Application Number: 10102194

FIELD OF THE INVENTION [0002] The present invention relates generally to the field of window coverings, and more particularly, to a light- control window ...

Light control window covering and method of making same

Filed: November 26th, 1997 [Granted]

Patent Number: 6196291

1 LIGHT CONTROL WINDOW COVERING AND METHOD OF MAKING SAME FIELD OF THE INVENTION The invention relates to window coverings and particularly to a light ...

Fabric light control window covering

Filed: May 17th, 1991 [Granted]

Assignee: Hunter Douglas Inc

Patent Number: 5313999

1 FABRIC LIGHT CONTROL WINDOW COVERING CROSS-REFERENCE TO RELATED APPLICATION 5 This application is a continuation-in-part of application Ser. No.

Method for manufacturing a fabric light control window covering

Filed: May 16th, 1994 [Granted]

Assignee: Hunter Douglas Inc

Patent Number: 6001199

METHOD FOR MANUFACTURING A FABRIC LIGHT CONTROL WINDOW COVERING This application is a continuation of application Ser. No. 5 07/867476, filed Apr. 13, 1992, ...