Robert A. Doll

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Glendale, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Ram with electronics enclosure compartment
- Patent number 6,250,612
- Issue date Jun 26, 2001
- Actuant Corporation
- Robert A. Doll
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Load distribution unit for hydraulic vehicle suspension system
- Patent number 6,213,485
- Issue date Apr 10, 2001
- Applied Power Inc.
- Robert A. Doll
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Solenoid valve coil pack
- Patent number 6,148,862
- Issue date Nov 21, 2000
- Applied Power Inc.
- Robert A. Doll
- B60 - VEHICLES IN GENERAL
Information Patent Grant
On/off bidirectional valve
- Patent number 5,887,621
- Issue date Mar 30, 1999
- Applied Power Inc.
- Robert A. Doll
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electromagnetic rotary indexing valve
- Patent number 5,727,591
- Issue date Mar 17, 1998
- Applied Power Inc.
- Robert A. Doll
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electro-magnetically operated bidirectional two-way air valve
- Patent number 5,540,412
- Issue date Jul 30, 1996
- Applied Power Inc.
- Robert A. Doll
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...