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. 07, 2023
Filed:
Feb. 12, 2021
Applicant:
Mitutoyo Corporation, Kanagawa, JP;
Inventors:
Kosaku Miyake, Kanagawa, JP;
Toshihiko Aoki, Kanagawa, JP;
Assignees:
MITUTOYO CORPORATION, Kanagawa, JP;
MITUTOYO CORPORATION, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D 5/347 (2006.01);
U.S. Cl.
CPC ...
G01D 5/34707 (2013.01);
Abstract
A scale includes a base material, scale patterns arranged at a predetermined periodicity on a main surface of the base material, and a fluorine film that covers the scale patterns and is at least partly a monomolecular fluorine compound.