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Holland, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Drip tray lock mechanism for filter press
Patent number
5,723,046
Issue date
Mar 3, 1998
JWI, Inc.
David Lucey
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter press with weight-responsive bumping of filter plates
Patent number
5,674,384
Issue date
Oct 7, 1997
JWI, Inc.
David Mark Higgins
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Plate shifter mechanism
Patent number
5,635,061
Issue date
Jun 3, 1997
JWI, Inc.
Leonid B. Gelfand
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air-assist discharge of filter press cake
Patent number
5,567,327
Issue date
Oct 22, 1996
JWI, Inc.
Joel D. De Haan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Plate shifter for filter press
Patent number
5,505,846
Issue date
Apr 9, 1996
JWI, Inc.
Daniel DeHaan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Batch-type sludge drier
Patent number
5,456,022
Issue date
Oct 10, 1995
JWI, Inc.
David P. McLeod
F26 - DRYING
Information
Patent Grant
Electrolyzer for plating waste water
Patent number
5,401,374
Issue date
Mar 28, 1995
JWI, Inc.
Rene Leutwyler
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Plate shifter for filter press
Patent number
5,370,795
Issue date
Dec 6, 1994
JWI, Inc.
Daniel DeHaan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air-assist discharge of filter press cake
Patent number
5,328,617
Issue date
Jul 12, 1994
JWI, Inc.
Joel D. De Haan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter press with adaptive automated control arrangement
Patent number
5,275,740
Issue date
Jan 4, 1994
JWI, Inc.
David J. Spyker
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Batch-type dryer
Patent number
5,172,492
Issue date
Dec 22, 1992
JWI, Inc.
Thomas W. Peterson
F26 - DRYING
Information
Patent Grant
Electric maintenance vehicle
Patent number
D324006
Issue date
Feb 18, 1992
JWI, Inc.
Arunas P. Oslapas
D12 - Transportation
Information
Patent Grant
Electric runabout vehicle
Patent number
D323797
Issue date
Feb 11, 1992
JWI, Inc.
Arunas P. Oslapas
D12 - Transportation
Information
Patent Grant
Vehicle
Patent number
D321675
Issue date
Nov 19, 1991
JWI, Inc.
Arunas P. Oslapas
D12 - Transportation
Information
Patent Grant
Plate shifter for filter press
Patent number
4,963,255
Issue date
Oct 16, 1990
JWI, Inc.
Daniel DeHaan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Continuous drier for bulk material
Patent number
D306597
Issue date
Mar 13, 1990
JWI, Inc.
John W. Vanden Bos
D15 - Machines not elsewhere specified
Information
Patent Grant
Quick-connection drive coupling for mixing tank
Patent number
4,884,245
Issue date
Nov 28, 1989
JWI, Incorporated
George C. McIntosh
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75097855 - J-VAP
Serial number
75097855
Registration number
2114763
Filing date
May 2, 1996
JWI, INC.
7 - Machines and machine tools
Information
Trademark
74437732 - STREETSMART
Serial number
74437732
Registration number
1859450
Filing date
Sep 20, 1993
JWI, INC.
6 - Common metals and their alloys
Information
Trademark
74410258 - NICKLAD
Serial number
74410258
Registration number
1835101
Filing date
Jul 7, 1993
JWI, INC.
2 - Paints, varnishes, lacquers
Information
Trademark
74310696 - STREETSMART
Serial number
74310696
Filing date
Aug 31, 1992
JWI, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73758802 - JWI
Serial number
73758802
Registration number
1577305
Filing date
Oct 20, 1988
JWI, INC.
7 - Machines and machine tools
Information
Trademark
73757273 - AUTOGLIDE
Serial number
73757273
Registration number
1538945
Filing date
Oct 12, 1988
JWI, INC.
7 - Machines and machine tools
Information
Trademark
73542164 - J-MATE
Serial number
73542164
Registration number
1384160
Filing date
Jun 10, 1985
JWI, INCORPORATED
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73390984 - J-PRESS
Serial number
73390984
Registration number
1259184
Filing date
Sep 28, 1982
JWI, INCORPORATED
7 - Machines and machine tools