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:
Aug. 06, 2002
Filed:
Jun. 22, 2000
Applicant:
Inventors:
Yoshinobu Kaneyama, Tokyo, JP;
Masataka Ito, Tokyo, JP;
Masahiko Fujiwara, Tokyo, JP;
Sakae Kitajo, Tokyo, JP;
Mikio Oda, Tokyo, JP;
Yuzo Shimada, Tokyo, JP;
Assignee:
NEC Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/12 ;
U.S. Cl.
CPC ...
G02B 6/12 ;
Abstract
After an optical element and more preferably both an optical element and an electrical element are mounted on a substrate an upper clad of optical waveguide is formed, covering these elements, and thereby a structure of hermetic seal is achieved through the use of the upper clad