Inventor
Herbert Alf
Inventor
Ludwigsburg, DE
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F02Mprimary
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof33%
Y02TClimate change mitigation technologies related to transportation33%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
Y10TTechnical subjects covered by former us classification11%
PatentTitleYear
4,565,176'Device for controlling the intake air temperature of a mixture-compressing internal combustion engine'19864,231,343'Device for controlling the intake air temperature of a carburetor-equipped internal combustion engine'19804,178,760'Filter dust ejector and check valve arrangement in exhaust system of internal combustion engine'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1986Patents assigned to MANN & HUMMEL FILTER (3)· patent assignee history
1979–1986Based in Ludwigsburg, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MANN & HUMMEL FILTER | 3 | 1979–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ludwigsburg, DE | 3 | 1979–1986 |