Inventor

Shizuo Yagi

Inventor

Asaka, JP

Overview

1976–1992

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 25 as inventor

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

Y02Tprimary

Y02TClimate change mitigation technologies related to transportation34%

F02BInternal-combustion piston engines28%

F02FCylinders, pistons or casings, for combustion engines11%

F02PIgnition, other than compression ignition, for internal-combustion engines11%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof8%

F01LCyclically operating valves for machines or engines3%

F02DControlling combustion engines3%

B43LArticles for writing or drawing upon2%

PatentTitleYear

5,107,802'Valve driving mechanism for internal combustion engines'1992 5,074,260'Valve driving device and valve driving method for internal combustion engine'1991 4,846,128'Ignition timing control system for internal combustion engine'1989 4,748,952'Ignition timing control system for internal combustion engine'1988 4,745,902'Ignition timing control method for internal combustion engine'1988 4,741,310'Ignition timing control system for internal combustion engine'1988 4,709,678'Uncertainty detector in feed-back control system based on combustion peak position data for internal combustion engine and ignition timing control having particular detector'1987 4,694,799'Ignition timing control system for internal combustion engines'1987 4,596,214'Combustion chamber system for kerosine internal combustion engine'1986 4,494,504'Stratified burn internal combustion engine'1985 4,489,686'Torch ignition type internal combustion engine'1984 4,317,438'High power output engine'1982 RE030844'Run-on prevention device for internal combustion engines'1982 4,182,285'Cylindrical torch passage construction for internal combustion engine'1980 4,182,286'Tapered torch passage construction for internal combustion'1980 4,182,287'Torch passage construction for stratified charge engine'1980 4,182,284'Divided auxiliary combustion chamber for internal combustion spark ignition engines'1980 4,181,102'Divided auxiliary combustion chamber for internal combustion engine'1980 4,161,927'Fuel injection for divided auxiliary chamber of engine'1979 4,160,431'Insert liner for divided auxiliary combustion chamber of engine'1979 4,020,808'Exhaust gas recirculation for emissions control'1977 3,987,765'Residual gas control apparatus for internal combustion engines having auxiliary combustion chambers'1976 3,967,595'Side valve internal combustion engine'1976 3,941,105'Exhaust gas recirculation for three-valve engine'1976 3,933,134'Method and apparatus using proportional residual gas storage to reduce NO.sub.x emissions from internal combustion engines'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1992Patents assigned to HONDA MOTOR CO LTD (24)· patent assignee history

1976–1992Based in Asaka, JP· patent location history

1980Based in Asaki, JP· patent location history

1984–1991Based in Saitama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HONDA MOTOR CO LTD	24	1976–1992

Locations

Location	Patents	Span
Asaka, JP	21	1976–1992
Saitama, JP	3	1984–1991
Asaki, JP	1	1980