D. W. ZIMMERMAN MFG., INC.

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MADISON HEIGHTS, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid transfer module with multiple flow paths
- Patent number 4,759,571
- Issue date Jul 26, 1988
- D. W. Zimmerman Mfg., Inc.
- Charles W. Stone
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Apparatus for handling objects
- Patent number 4,708,574
- Issue date Nov 24, 1987
- D. W. Zimmerman Mfg., Inc.
- Stewart J. Conboy
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Pressure-operated valve, particularly for a downhole pump
- Patent number 4,674,959
- Issue date Jun 23, 1987
- D. W. Zimmerman Mfg., Inc.
- Albert D. Fox
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fluid-operated apparatus for handling and lifting loads
- Patent number 4,500,074
- Issue date Feb 19, 1985
- D. W. Zimmerman Mfg., Inc.
- Albert D. Fox
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Fluid-operated apparatus for handling and lifting loads
- Patent number 4,478,390
- Issue date Oct 23, 1984
- D. W. Zimmerman Mfg., Inc.
- Donn C. Knight
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Downhole pump with check valve
- Patent number 4,478,558
- Issue date Oct 23, 1984
- D. W. Zimmerman Mfg., Inc.
- Douglas B. Owen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fluid driven successive stage bladder pump
- Patent number 4,468,175
- Issue date Aug 28, 1984
- D. W. Zimmerman Mfg., Inc.
- Douglas B. Owen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fluid-operated, load-handling apparatus
- Patent number 4,462,571
- Issue date Jul 31, 1984
- D. W. Zimmerman Mfg., Inc.
- Albert D. Fox
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Liquid pump with flexible bladder member
- Patent number 4,439,113
- Issue date Mar 27, 1984
- D. W. Zimmerman Mfg., Inc.
- Douglas B. Owen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fluid driven successive stage bladder pump
- Patent number 4,360,320
- Issue date Nov 23, 1982
- D. W. Zimmerman Mfg., Inc.
- Douglas B. Owen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Apparatus for manipulating signature bundles
- Patent number 4,273,499
- Issue date Jun 16, 1981
- D. W. Zimmerman Mfg., Inc.
- Peter Berko
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Working pit with articulated tool arm assembly
- Patent number 4,265,147
- Issue date May 5, 1981
- D. W. Zimmerman Mfg., Inc.
- Albert D. Fox
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Apparatus for handling signature bundles
- Patent number 4,256,429
- Issue date Mar 17, 1981
- D. W. Zimmerman Mfg., Inc.
- Robert E. Dwyer
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Apparatus for handling a plurality of signature bundles
- Patent number 4,247,092
- Issue date Jan 27, 1981
- D. W. Zimmerman Mfg., Inc.
- Robert E. Dwyer
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Apparatus for handling bobbins
- Patent number 4,226,567
- Issue date Oct 7, 1980
- D. W. Zimmerman Mfg., Inc.
- Laurence S. Van Orsdale
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Interlock control system for a fluid-operated hoist
- Patent number 3,933,388
- Issue date Jan 20, 1976
- D. W. Zimmerman Mfg. Inc.
- Stewart J. Conboy
- B66 - HOISTING LIFTING HAULING

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Trademarklast 30 trademarks

Information Trademark
73509620 - TASK-TAILORED
- Serial number 73509620
- Registration number 1345584
- Filing date Nov 19, 1984
- D. W. ZIMMERMAN MFG., INC.
- 6 - Common metals and their alloys
Information Trademark
73507855 - Z RAIL
- Serial number 73507855
- Registration number 1380090
- Filing date Nov 8, 1984
- D. W. ZIMMERMAN MFG., INC.
- 7 - Machines and machine tools
Information Trademark
73017919 - MODULE-AIR
- Serial number 73017919
- Registration number 1016261
- Filing date Apr 4, 1974
- D. W. ZIMMERMAN MFG., INC.
- 7 - Machines and machine tools
Information Trademark
72445722 - Z
- Serial number 72445722
- Registration number 984921
- Filing date Jan 11, 1973
- D. W. ZIMMERMAN MFG., INC.
- 7 - Machines and machine tools
Information Trademark
72210630 - BALANCE-AIR
- Serial number 72210630
- Registration number 806340
- Filing date Jan 25, 1965
- D. W. ZIMMERMAN MFG., INC.
- 7 - Machines and machine tools
Information Trademark
72193832 - EQUI-AIR
- Serial number 72193832
- Registration number 782054
- Filing date May 19, 1964
- D. W. ZIMMERMAN MFG., INC.
- 7 - Machines and machine tools

D. W. ZIMMERMAN MFG., INC.

Organization

Patents Grantslast 30 patents

Fluid transfer module with multiple flow paths

Apparatus for handling objects

Pressure-operated valve, particularly for a downhole pump

Fluid-operated apparatus for handling and lifting loads

Fluid-operated apparatus for handling and lifting loads

Downhole pump with check valve

Fluid driven successive stage bladder pump

Fluid-operated, load-handling apparatus

Liquid pump with flexible bladder member

Fluid driven successive stage bladder pump

Apparatus for manipulating signature bundles

Working pit with articulated tool arm assembly

Apparatus for handling signature bundles

Apparatus for handling a plurality of signature bundles

Apparatus for handling bobbins

Interlock control system for a fluid-operated hoist

Trademarklast 30 trademarks

73509620 - TASK-TAILORED

73507855 - Z RAIL

73017919 - MODULE-AIR

72445722 - Z

72210630 - BALANCE-AIR

72193832 - EQUI-AIR