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Inventor

Karl-Heinz Hach

Inventor
Schwieberdingen, DE

Overview

3→
Patents
1995–2018
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F04Cprimary
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids40%
B23FMaking gears or toothed racks20%
F01CRotary-piston or oscillating-piston machines or engines20%
F16DCouplings for transmitting rotation20%
PatentTitleYear
9,890,781'Internal gear pump for a hydraulic vehicle brake system and method for producing the internal gear pump'20189,068,569'Internal gear pump having an internally toothed ring gear supported in a rotatable bearing'20155,443,133'Brake shoe with chamfered lining'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995Patents assigned to TEVES GMBH ALFRED (1)· patent assignee history
1995Based in Modau tal, DE· patent location history
2015–2018Patents assigned to BOSCH GMBH ROBERT (2)· patent assignee history
2015Based in Schweiberdingen, DE· patent location history
2018Based in Schwieberdingen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOSCH GMBH ROBERT22015–2018
TEVES GMBH ALFRED11995
Locations
LocationPatentsSpan
Schwieberdingen, DE12018
Schweiberdingen, DE12015
Modau tal, DE11995