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. 20, 2011
Filed:
Jun. 15, 2007
Applicants:
Takuma Ban, Kodaira, JP;
Yasunobu Matsuoka, Hachioji, JP;
Masato Shishikura, Ome, JP;
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23Q 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An object of the present invention is to provide a technique making it possible to easily manufacture a multi-channel optical module in which optical elements are air-sealed. In the optical module, a packagewith optical elements mounted thereon is sealed with a transparent plate. Above a sealing window of the package, a lens platehaving holesor groovesand engagement pinsare engaged and optically aligned with each other.