Inventor
Bernhard Frey
Inventor
Schaffhausen, CH
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Jprimary
F16JPistons22%
F04BPositive-displacement machines for liquids19%
F15BSystems acting by means of fluids in general11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
B08BCleaning in general7%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for7%
F01MLubricating of machines or engines in general7%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h107%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials4%
G05BControl or regulating systems in general4%
PatentTitleYear
8,794,938'Cylinder piston arrangement for a fluid pump or a fluid motor'20148,316,356'Method for operating and monitoring a control device, corresponding operating/monitoring device, control device and machine with such a control device, and uses of the method together with data storage media'20127,441,492'Eccentric drive mechanism for volumetric pumps or motors'20086,082,377'Vertical wafer cleaning and drying system'20006,021,625'Process for microbial barrier vent to a foil package'20005,933,902'Wafer cleaning system'19995,842,343'Hydraulic axial discharge pump'19984,685,382'Cylinder-piston combination, particularly for high-pressure application'19874,671,743'Piston pump'19874,527,464'Cylinder-piston combination, particularly for high-pressure application'19854,422,368'Cylinder-piston arrangement'19834,384,510'Method and device for feeding lubricant to a cylinder-piston arrangement'19834,366,934'Roll-up device for safety belt'19834,337,955'Seal for a cylinder-piston arrangement'19824,329,914'Cylinder-piston combination particularly for high-pressure application'19824,327,629'Seal for a cylinder-piston arrangement'19824,307,852'Roll-up device for safety belt'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1983Patents assigned to REPA FEINSTANZWERK GMBH (2)· patent assignee history
1981–1983Based in Waldstetten, DE· patent location history
1982–1998Patents assigned to HYDROWATT SYST (7)· patent assignee history
1982–2014Based in Schaffhausen, CH· patent location history
1987Patents assigned to HYDROWATT SYSTEMS LIMTED (1)· patent assignee history
1999–2000Based in Berkeley, CA, US· patent location history
2000Patents assigned to ETHICON INC (1)· patent assignee history
2000Based in Backnang, DE· patent location history
2008–2014Patents assigned to FREY BERNHARD (3)· patent assignee history
2012Based in München, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HYDROWATT SYST | 7 | 1982–1998 |
| FREY BERNHARDself | 3 | 2008–2014 |
| REPA FEINSTANZWERK GMBH | 2 | 1981–1983 |
| ETHICON INC | 1 | 2000 |
| HYDROWATT SYSTEMS LIMTED | 1 | 1987 |
Locations
| Location | Patents | Span |
|---|---|---|
| Schaffhausen, CH | 11 | 1982–2014 |
| Berkeley, California, US | 2 | 1999–2000 |
| Waldstetten, DE | 2 | 1981–1983 |
| München, DE | 1 | 2012 |
| Backnang, DE | 1 | 2000 |