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. 02, 2008
Filed:
Mar. 21, 2006
Nobuaki Suzuki, Funai-gun, JP;
Nobuaki Suzuki, Funai-gun, JP;
Rohm Co., Ltd., Kyoto, JP;
Abstract
A light emitting element and a light receiving element are mounted on the upper surface of an insulating substrate to be laterally aligned. A cap including a first hollow portion accommodating the light emitting element, a second hollow portion accommodating the light receiving element, and a connecting portion connecting the first hollow portion and the second hollow portion to each other is provided. The connecting portion is formed with a groove in which an object to be detected is to be placed. The light emitted from the light emitting element passes across the groove to reach the light receiving element. A sealing member made of transparent resin is provided in the first hollow portion to seal the light emitting element. Another sealing member made of transparent resin is provided in the second hollow portion to seal the light receiving element.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile