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Inventor

Joachim Matuschka

Inventor
Emskirchen, DE

Overview

2→
Patents
1999–2000
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.

Y10Tprimary
Y10TTechnical subjects covered by former us classification33%
F01LCyclically operating valves for machines or engines17%
F15BSystems acting by means of fluids in general17%
F16DCouplings for transmitting rotation17%
F16KValves17%
PatentTitleYear
6,089,198'Device for varying the opening and closing times of gas exchange valves of an internal combustion engine'20005,960,822'Step valve'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to INA WAEZLAGER SCHAEFFLER OHG (1)· patent assignee history
1999–2000Based in Emskirchen, DE· patent location history
2000Patents assigned to SCHAEFFLER WAELZLAGER OHG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
INA WAEZLAGER SCHAEFFLER OHG11999
SCHAEFFLER WAELZLAGER OHG12000
Locations
LocationPatentsSpan
Emskirchen, DE21999–2000