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Inventor

Ralf Franz

Inventor
Bad Urach, DE

Overview

2→
Patents
2004–2013
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F01Mprimary
F01MLubricating of machines or engines in general33%
F16CShafts33%
F16LPipes33%
PatentTitleYear
8,443,942'Seal arrangement'20136,715,920'Linear rolling bearing element'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004Patents assigned to INA SCHAEFFLER KG (1)· patent assignee history
2004Based in Kaiserslautern, DE· patent location history
2013Patents assigned to ELRINGKLINGER AG (1)· patent assignee history
2013Patents assigned to FRANZ RALF (1)· patent assignee history
2013Patents assigned to SCHRADE MARCO (1)· patent assignee history
2013Based in Bad Urach, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ELRINGKLINGER AG12013
FRANZ RALFself12013
INA SCHAEFFLER KG12004
SCHRADE MARCO12013
Locations
LocationPatentsSpan
Bad Urach, DE12013
Kaiserslautern, DE12004