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:
May. 13, 2003
Filed:
May. 02, 2000
Applicant:
Inventor:
Takasuke Nakanishi, Kanuma, JP;
Assignee:
Nakanishi Inc., Tochigi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 1/00 ; A61C 3/00 ;
U.S. Cl.
CPC ...
A61C 1/00 ; A61C 3/00 ;
Abstract
There is disclosed a light guide unit including a bunch of glass fibers capable of transmitting light from a light source to a desired site, a sheath of a thermocontracting resin contracted to cover the bunch of glass fibers for substantially its overall length, and a filler of a hardening resin hardened to fill spaces between the glass fibers within the sheath. Also disclosed are a method for producing the light guide unit, and a dental handpiece having the light guide unit.
Nakanishi, Takasuke. (2003). Light guide unit, method for producing the same, and dental handpiece having light guide unit (U.S. Patent No. 6561801). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6561801
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile