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:
Dec. 15, 2015
Filed:
Jun. 08, 2012
Takuya Hirai, Susono, JP;
Yuichi Shimasaki, Mishima, JP;
Rentaro Kuroki, Susono, JP;
Syou Tomita, Susono, JP;
Minoru Yamashita, Okazaki, JP;
Kazuhiro Miyajima, Okazaki, JP;
Keiji Hayashi, Nagoya, JP;
Takuya Hirai, Susono, JP;
Yuichi Shimasaki, Mishima, JP;
Rentaro Kuroki, Susono, JP;
Syou Tomita, Susono, JP;
Minoru Yamashita, Okazaki, JP;
Kazuhiro Miyajima, Okazaki, JP;
Keiji Hayashi, Nagoya, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, JP;
Abstract
This invention provides a coolant composition for an internal combustion engine that can improve the energy efficiency of an internal combustion engine and a method for operating an internal combustion engine using such coolant composition. The coolant composition for an internal combustion engine of the invention has kinematic viscosity of 8.5 to 3,000 mm/sec at 25° C. and 0.3 to 1.3 mm/sec at 100° C. The method for operating an internal combustion engine of the invention is carried out with the use of such composition.