The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 21, 1993
Filed:
Nov. 08, 1991
Applicant:
Inventors:
Robert W Evans, Burscough, GB;
Robin A Merryweather, St. Helens, GB;
Andrew P Ramsbottom, Bolton, GB;
Stuart W Robb, Southport, GB;
Assignee:
Pilkington plc, , GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359631 ; 359633 ;
Abstract
A car head-up display projection unit has a substantially spherical concave mirror providing the optical power and which receives light at near axial incidence from a display source and reflects that light to an adjustable substantially plane mirror. Light from the projection unit is reflected from the car windshield to the driver's eyes.
Evans, Robert. (1993). Car head-up displays including an adjustable plane mirror lensless (U.S. Patent No. 5272563). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5272563
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile