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:
Oct. 22, 2019
Filed:
Feb. 01, 2018
Fujifilm Corporation, Tokyo, JP;
Koudai Fujita, Saitama, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
Provided are a projection type display device and a projection control method capable of presenting suitable information to an operator both during traveling on a public road and during operation at a working site to perform assistance for the operator. A projection type display device that is mounted in a construction machinehaving a windshieldperforms a control so that image light is projected onto each of a first projection rangeA, a second projection rangeB, and a third projection rangeC of the windshieldin a case where it is determined that the location of the construction machineis a working site, and performs a control so that image light is projected onto only the third projection rangeC of the windshieldin a case where it is determined that the location of the construction machineis a public road.