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Inventor

Yoshihiko Kumagai

Inventor
Saitama, JP

Overview

3→
Patents
2001–2002
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F01Lprimary
F01LCyclically operating valves for machines or engines40%
F02BInternal-combustion piston engines20%
F02FCylinders, pistons or casings, for combustion engines20%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof20%
PatentTitleYear
6,386,163'Valve system for an engine'20026,378,495'Engine with valve resting function'20026,302,070'Valve system for engine'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2002Patents assigned to HONDA MOTOR CO LTD (3)· patent assignee history
2001–2002Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HONDA MOTOR CO LTD32001–2002
Locations
LocationPatentsSpan
Saitama, JP32001–2002