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:
Jan. 22, 1991
Filed:
Sep. 11, 1989
Applicant:
Inventor:
John J Yang, Torrance, CA (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350548 ; 350549 ; 350555 ;
Abstract
A pair of wearable binoculars with dual functions of adjusting focus and eye relief, capable of adjusting the focus for a single eye separately, and suitable for leisure purposes such as watching plays or games.