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:
Nov. 02, 1999
Filed:
Apr. 23, 1998
Applicant:
Inventor:
Mitsuhiro Sugiyama, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
385 49 ; 385 14 ; 385 42 ;
Abstract
An optical part fixing chip in accordance with the present invention comprises: a guide trench bored in a substrate and having one end thereof abutted on one side of the chip; and a stepped area abutting on one end of the guide trench and extending along one side of the optical part fixing chip. The height of the step of the stepped area is the same as the depth of the guide trench.
Sugiyama, Mitsuhiro. (1999). Optical part fixing chip (U.S. Patent No. 5978533). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5978533
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile