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:
Jul. 19, 2016
Filed:
Mar. 18, 2013
Korloy Inc., Seoul, KR;
Je-Hun Park, Cheongju-si, KR;
Jae-Hoon Kang, Cheongju-si, KR;
Seung-Su Ahn, Cheongju-si, KR;
Sung-Hyun Kim, Cheongju-si, KR;
Jung-Wook Kim, Cheongju-si, KR;
Sung-Gu Lee, Cheongju-si, KR;
Sun-Yong Ahn, Cheongju-si, KR;
Dong-Bok Park, Cheongju-si, KR;
KORLOY INC., Seoul, KR;
Abstract
Provided is a hard film formed on a surface of a base material, the hard film being comprised of a nano multi-layered structure formed by stacking a thin layer A, a thin layer B a thin layer C in order of thin layers A-B-A-C from the base material or being comprised of a structure formed by repeatedly stacking the nano multi-layered structure at least twice, wherein the thin layer A is comprised of TiAlN (0.3≦x≦0.7); the thin layer B is comprised of AlCrN (0.3≦y≦0.7); and the thin layer C is comprised of MeN (where Me is any one of Nb, V, and Cr).