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. 31, 2023
Filed:
Dec. 15, 2021
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Toru Koike, Tokyo, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/26 (2006.01); G06F 3/0484 (2022.01); G06F 3/0354 (2013.01);
U.S. Cl.
CPC ...
G03B 21/26 (2013.01); G06F 3/03545 (2013.01); G06F 3/0484 (2013.01);
Abstract
A projection apparatus according to the present invention, includes at least one memory and at least one processor which function as: a control unit configured to control to project an image on a projection surface; a detection unit configured to detect an operation performed on the projection surface using a pointer; and a processing unit configured to perform generation and editing of a graphic in response to the operation, wherein the processing unit is able to edit a first graphic formed using a first pointer and a second graphic formed using a second pointer independently of each other.