LexDanaLexDanabeta
Inventor

Frank Nathem

Inventor
Mering, DE

Overview

2→
Patents
2017–2019
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.

F16Jprimary
F16JPistons67%
F02FCylinders, pistons or casings, for combustion engines33%
PatentTitleYear
10,436,323Piston ring having a groove seal20199,671,019'Piston ring with a periodically varying groove'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017Patents assigned to FEDERAL MOGUL BURSCHEID GMBH (1)· patent assignee history
2017–2019Based in Mering, DE· patent location history
2019Patents assigned to FED MOGUL BURSCHEID GMBH (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FED MOGUL BURSCHEID GMBH12019
FEDERAL MOGUL BURSCHEID GMBH12017
Locations
LocationPatentsSpan
Mering, DE22017–2019