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.

Date of Patent:
Feb. 06, 2018

Filed:

Mar. 26, 2014
Applicant:

Miraial Co., Ltd, Tokyo, JP;

Inventors:

Kazunori Ozawa, Tokyo, JP;

Kazuya Inoue, Tokyo, JP;

Minoru Tomita, Tokyo, JP;

Assignee:

MIRAIAL CO., LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/673 (2006.01);
U.S. Cl.
CPC ...
H01L 21/67376 (2013.01); H01L 21/67369 (2013.01);
Abstract

The tip faceof the base portioninserted into the retaining grooveand the groove bottom facehave a positional relationship of facing each other, and a bottom portion spaceis formed between the base portioninserted into the retaining grooveand the groove bottom face. A pair of side facesof the base portioninserted into the retaining grooveand the pair of groove side faceshave a positional relationship of facing each other, and side face spaceswhich are in communication with an opening of the retaining grooveare respectively formed between the pair of side facesof the base portioninserted into the retaining groove and the pair of groove side faces, and the bottom portion space is in communication with the side face space.


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