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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.:

US 5291038 B1

PDFFull Text
Date of Patent:
Mar. 01, 1994

Filed:

Dec. 18, 1991

Reflective type photointerrupter

Applicant:
Inventors:

Tetsuya Hanamoto, Nishinomiya, JP;

Masumi Nakamichi, Tenri, JP;

Masahiko Kimoto, Nara, JP;

Shohichi Kato, Yamatokoriyama, JP;

Shoichi Kondo, Nara, JP;

Assignee:

Sharp Kabushiki Kaisha, Osaka, DE;

Attorney:

Nixon & Vanderhye

Primary Examiner:

Rolf Hille

Assistant Examiner:

Minhloan Tran

Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
257 82 ; 257 81 ; 257433 ; 257435 ;
Abstract

A reflective type photointerrupter including: a resin case formed with a light emitting chip mounting recess and a light receiving chip mounting recess; a metallic deposit wiring formed in the recesses; and a light emitting chip and a light receiving chip respectively mounted on the light emitting chip mounting recess and the light receiving chip mounting recess and sealed with a resin material; the recesses being arranged in side-by-side relation and partitioned by an intermediate wall.

Find Patent Forward Citations

Hanamoto, Tetsuya. (1994). Reflective type photointerrupter (U.S. Patent No. 5291038). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5291038

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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