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:
Sep. 09, 2003
Filed:
Oct. 25, 2001
Applicant:
Inventor:
Takashi Kawahashi, Sagamihara, JP;
Assignee:
Ushiodenki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 5/02 ;
U.S. Cl.
CPC ...
H01J 5/02 ;
Abstract
To devise a carrier device in which no air can accumulate between the flexible board and the carrier surface when the flexible board is held securely by vacuum suction by the carrier surface, the carrier surface of the carrier device on which the flexible board is placed is provided with an opening for supplying a vacuum and with several grooves which extend radially from the opening, the grooves being connected to one another only at the opening.
Kawahashi, Takashi. (2003). Carrier device having a carrier surface with an opening for connecting with grooves (U.S. Patent No. 6617573). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6617573
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile