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:
Feb. 03, 2015
Filed:
May. 15, 2012
Koji Tsukagoshi, Chiba, JP;
Hitoshi Kamamori, Chiba, JP;
Sadao Oku, Chiba, JP;
Hiroyuki Fujita, Chiba, JP;
Keiichiro Hayashi, Chiba, JP;
Koji Tsukagoshi, Chiba, JP;
Hitoshi Kamamori, Chiba, JP;
Sadao Oku, Chiba, JP;
Hiroyuki Fujita, Chiba, JP;
Keiichiro Hayashi, Chiba, JP;
Seiko Instruments Inc., , JP;
Abstract
A low-cost, compact, high-reliability optical sensor device has an optical sensor element mounted in a package comprised of a light shielding glass lid substrate, a part of which has a light filter function, adhered to a light shielding glass substrate having a cavity. In a through hole in the light shielding glass lid substrate, glass having a function of absorbing infrared light and transmitting visible light by its own property is embedded. The light shielding glass substrate is made of glass having light shielding property as its own property.