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Inventor

Heinz Ambacher

Inventor
Benningen, DE

Overview

3→
Patents
1996–2000
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H01Tprimary
H01TSpark gaps75%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
6,064,144'Spark plug for an internal combustion engine and process for its manufacture'20005,510,667'Spark plug with an electrode having a platinum-nickel fiber composite material'19965,500,304'Silver-nickel composite material for electrical contacts and electrodes'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996Patents assigned to BERU WERK RUPRECHT GMBH CO A (2)· patent assignee history
1996Patents assigned to RAU GMBH G (2)· patent assignee history
1996–2000Based in Benningen, DE· patent location history
2000Patents assigned to BERU AG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BERU WERK RUPRECHT GMBH CO A21996
RAU GMBH G21996
BERU AG12000
Locations
LocationPatentsSpan
Benningen, DE31996–2000