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. 12, 2000
Filed:
Apr. 10, 1998
Applicant:
Inventors:
Tsuneo Egawa, Kyoto, JP;
Yozo Nakamura, Kyoto, JP;
Satoshi Morimoto, Kyoto, JP;
Hirofumi Kage, Kyoto, JP;
Yukihisa Nishimura, Kyoto, JP;
Assignee:
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23F / ; B23C / ;
U.S. Cl.
CPC ...
409 12 ; 407 23 ; 407119 ; 409 11 ;
Abstract
Gear cutting is to be effected in high efficiency and at low cost. To this end, using a hob 16 coated with at least one layer of a film of a composition comprising: