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:
Apr. 19, 2022
Filed:
Nov. 08, 2019
Applicant:
HI Llc, Los Angeles, CA (US);
Inventors:
Sukanta Bhattacharyya, Belmont, CA (US);
Daniel Sobek, Portola Valley, CA (US);
Assignee:
HI LLC, Los Angeles, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/028 (2006.01); C09D 201/10 (2006.01); C09D 201/04 (2006.01); G01R 33/26 (2006.01);
U.S. Cl.
CPC ...
G01R 33/028 (2013.01); C09D 201/04 (2013.01); C09D 201/10 (2013.01); G01R 33/26 (2013.01);
Abstract
A magnetometer includes a vapor cell having at least one wall, a chamber defined by the at least one wall, and alkali metal atoms disposed in the chamber to produce an alkali metal vapor in the chamber, wherein the at least one wall includes an oxide-containing interior surface; and an anti-relaxation coating disposed on the oxide-containing interior surface of the at least one wall of the vapor cell, wherein the anti-relaxation coating is a reaction product of the oxide-containing interior surface of the at least one wall with at least one mono- or dichlorosilane compound.