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:
May. 14, 2002
Filed:
Mar. 23, 2000
Applicant:
Inventor:
Hiroaki Suzuki, Saitama, JP;
Assignee:
Asahi Kogaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 1/104 ; G03B 1/100 ; G02B 3/00 ; G02B 7/02 ; G02B 7/00 ;
U.S. Cl.
CPC ...
G03B 1/104 ; G03B 1/100 ; G02B 3/00 ; G02B 7/02 ; G02B 7/00 ;
Abstract
A lens barrel includes an outer barrel including a lens-hood mount portion at the front end of the outer barrel, a lens hood being detachably attached to the lens-hood mount portion; an inner barrel including a filter mount portion at the front end of the inner barrel and positioned inside the outer barrel to be rotatable about an optical axis relative to the outer barrel; and a manually rotatable structure adopted to rotate the inner barrel from the outside of the outer barrel.
Suzuki, Hiroaki. (2002). Lens barrel (U.S. Patent No. 6389238). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6389238
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile