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:
Sep. 24, 2002
Filed:
Sep. 05, 1995
Applicant:
Inventors:
Takeshi Kato, Akishima, JP;
Tatsuo Teraoka, Hitachi, JP;
Satoru Kikuchi, Kokubunji, JP;
Masahiro Aoki, Kokubunji, JP;
Yoshitada Oshida, Fujisawa, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/3544 ; G02B 6/42 ;
U.S. Cl.
CPC ...
H01L 2/3544 ; G02B 6/42 ;
Abstract
An optical assembly has a substrate and an optical device chip. On mutually opposed surfaces of the optical device chip and the substrate, indexes having slope faces are formed. Index passage alignment is performed by using the indexes as positioning reference and by using image measurement.