Inventor
Reinhard Stief
Inventor
Weinheim, DE
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G10Kprimary
G10KSound-producing devices30%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for17%
Y10TTechnical subjects covered by former us classification13%
F02BInternal-combustion piston engines9%
F02FCylinders, pistons or casings, for combustion engines9%
F04BPositive-displacement machines for liquids9%
B62DMotor vehicles4%
E04BGeneral building constructions4%
E04FFinishing work on buildings, e.g. stairs, floors4%
PatentTitleYear
5,624,518'Method of making a housing liner'19975,589,242'Housing Lining'19965,587,564'Noise damper'19965,572,842'Hollow floor'19965,521,341'Sound-attenuator'19965,495,078'Sound absorber'19965,473,125'Vibration-insulating panel element'19955,462,331'Wheel lining'19955,410,111'Housing lining'19954,420,526'Sound absorbing irregularly shaped panel'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1997Patents assigned to FREUDENBERG CARL FA (10)· patent assignee history
1983–1997Based in Weinheim, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FREUDENBERG CARL FA | 10 | 1983–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Weinheim, DE | 10 | 1983–1997 |