LexDanaLexDanabeta
Inventor

Shisei Kai

Inventor
Yokosuka, JP

Overview

4→
Patents
1987–2010
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 as inventor

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

F02Dprimary
F02DControlling combustion engines30%
B60WConjoint control of vehicle sub-units of different type or different function10%
F01MLubricating of machines or engines in general10%
F02BInternal-combustion piston engines10%
F16FSprings10%
G01NInvestigating or analysing materials by determining their chemical or physical properties10%
Y02TClimate change mitigation technologies related to transportation10%
Y10TTechnical subjects covered by former us classification10%
PatentTitleYear
7,797,098'Engine control device'20105,253,547'Balancer device for in-line engine'19934,913,122'Air-fuel ratio control system'19904,707,241'Air/fuel ratio control system including means to well time start of feedback'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1993Patents assigned to NISSAN MOTOR (3)· patent assignee history
1987–1990Based in Yokosuka, JP· patent location history
1993Based in Tokyo, JP· patent location history
2010Patents assigned to ISUZU MOTORS LTD (1)· patent assignee history
2010Based in Fujisawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NISSAN MOTOR31987–1993
ISUZU MOTORS LTD12010
Locations
LocationPatentsSpan
Yokosuka, JP21987–1990
Fujisawa, JP12010
Tokyo, JP11993