Inventor
Hans-Werner Friederich
Inventor
Winsen, DE
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Lprimary
F16LPipes50%
B29CShaping or joining of plastics8%
B29LIndexing scheme associated with subclass b29c, relating to particular articles8%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form8%
G01MTesting static or dynamic balance of machines or structures8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
7,681,600'Hose made of thermoplastic polymer'20106,547,907'Method for producing a rotationally symmetric body'20036,374,863'Double walled tube with leak display device'20026,213,833'Float for buoyant hoses'20016,009,911'Safety hose'20005,722,794'Float for floating flexible pipes'19985,702,132'Pivotal link'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2003Patents assigned to PHOENIX AG (6)· patent assignee history
1997Patents assigned to KUPCZIK GUENTER (1)· patent assignee history
1997–2010Based in Winsen, DE· patent location history
2010Patents assigned to PHOENIX FLUID HANDLING INDUSTR (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PHOENIX AG | 6 | 1997–2003 |
| KUPCZIK GUENTER | 1 | 1997 |
| PHOENIX FLUID HANDLING INDUSTR | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Winsen, DE | 7 | 1997–2010 |