logo

For the Inventor, By the Inventor

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 9748727 B1

PDFFull Text
Date of Patent:
Aug. 29, 2017

Filed:

Dec. 02, 2015

Preliminary ionization discharge device and laser apparatus

Applicant:

Gigaphoton Inc., Tochigi-ken, JP;

Inventors:

Kouji Kakizaki, Oyama, JP;

Hiroaki Tsushima, Oyama, JP;

Junichi Fujimoto, Oyama, JP;

Natsushi Suzuki, Oyama, JP;

Hisakazu Katsuumi, Oyama, JP;

Assignee:

Gigaphoton Inc., Tochigi, JP;

Attorney:

Studebaker & Brackett PC

Primary Examiner:

Tod T Van Roy

Int. Cl.
CPC ...
H01S 3/0977 (2006.01); H01S 3/0971 (2006.01); H01S 3/038 (2006.01); H01S 3/08 (2006.01);
U.S. Cl.
CPC ...
H01S 3/09713 (2013.01); H01S 3/0384 (2013.01); H01S 3/08009 (2013.01); H01S 3/0977 (2013.01);
Abstract

A preliminary ionization discharge device used in a laser chamber of a laser apparatus using preliminary ionization includes a dielectric pipe; a preliminary ionization inner electrode provided inside the dielectric pipe; and a preliminary ionization outer electrode provided outside the dielectric pipe. The preliminary ionization outer electrode includes: a contact plate part configured to contact the dielectric pipe; and an elastic part configured to exert a force in a direction in which the contact plate part pushes the dielectric pipe.

Find Patent Forward Citations

Kakizaki, Kouji. (2017). Preliminary ionization discharge device and laser apparatus (U.S. Patent No. 9748727). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9748727

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

Loading…