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Inventor

Helmut Patzer

Inventor
Sandhausen, DE

Overview

4→
Patents
1981–1989
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.

F16Dprimary
F16DCouplings for transmitting rotation50%
Y10TTechnical subjects covered by former us classification50%
PatentTitleYear
4,866,831'Method of making a support for a synchronizing ring'19894,742,723'Core for a synchronizer blocker ring with bent lugs'19884,698,889'Synchronizer blocker ring core of low material thickness with coined lugs'19874,267,912'Synchronizing ring'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to BORG WARNER STIEBER GMBH (1)· patent assignee history
1981Based in Nussloch, DE· patent location history
1987–1989Patents assigned to BORG WARNER AUTOMOTIVE (3)· patent assignee history
1987–1989Based in Sandhausen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BORG WARNER AUTOMOTIVE31987–1989
BORG WARNER STIEBER GMBH11981
Locations
LocationPatentsSpan
Sandhausen, DE31987–1989
Nussloch, DE11981