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. 11, 2004
Filed:
Mar. 19, 2001
Applicant:
Inventors:
Kazumi Iida, Shizuoka, JP;
Masaki Takegami, Shizuoka, JP;
Shigeharu Mineo, Shizuoka, JP;
Shigeyuki Ozawa, Shizuoka, JP;
Mitsuyoshi Nakamura, Shizuoka, JP;
Assignee:
Yamaha Hatsudoki Kabushiki Kaisha, Shizuoka-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K 4/100 ;
U.S. Cl.
CPC ...
B60K 4/100 ;
Abstract
A watercraft includes an improved engine control system that enhances the responsiveness of the watercraft and eases watercraft operation. The watercraft includes a propulsion device, such as a jet propulsion unit, and an engine that powers the propulsion device. The engine control system is configured to maintain or increase engine speed under certain operating conditions.