Inventor
John J. Early
Inventor
Perth Amboy, NJ, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F02Bprimary
F02BInternal-combustion piston engines50%
F02DControlling combustion engines50%
PatentTitleYear
4,502,444'Air-fuel ratio controller'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985Patents assigned to ENGELHARD CORP (1)· patent assignee history
1985Based in Perth Amboy, NJ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ENGELHARD CORP | 1 | 1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Perth Amboy, New Jersey, US | 1 | 1985 |