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. 10, 1987
Filed:
Jun. 12, 1985
Applicant:
Inventors:
Tetsuo Shiba, Suita, JP;
Kazuhisa Takahashi, Itami, JP;
Kenji Ikeda, Hyogo, JP;
Hideyo Higuchi, Takarazuka, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
357 78 ; 357 74 ; 174 / ; 174 / ;
Abstract
A semiconductor light receiving device, including; a photo diode having a polyimide film as a surface protection film, and a hermetically sealed package including the photo diode in an ambient gas including oxygen.