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Jwi Ltd.

USPTO Granted Patents = 55

CIPO Patents = 9

Trademarks = 13

Forward Citations = 1,076

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74 inventors (with patents filed for the assignee):

Samuel M Baker (7 out of 12 patents)

Donald G MacBean (6 out of 6 patents)

David J Spyker (5 out of 5 patents)

4. Wesley G Koops (5 out of 5 patents)

5. Dale B Johnson (4 out of 13 patents)

6. Girish M Bhatt (4 out of 4 patents)

7. Rex Barrett (3 out of 16 patents)

8. John G Buchanan (3 out of 5 patents)

9. Eugene Z Fekete (3 out of 4 patents)

10. Victor E Hansen (3 out of 3 patents)

11. Douglas R McPherson (3 out of 3 patents)

12. Daniel DeHaan (3 out of 3 patents)

13. Daniel De Haan (3 out of 3 patents)

14. David P McLeod (3 out of 3 patents)

15. Richard E Pitt (3 out of 11 patents)

Core Competencies:

Industrial Fabric

Multilayer Porous Fabric

Papermaking Fabric

Filter Press Mechanism

Dewatering Technology

Monofilament Materials

Composite Forming Fabric

Sludge Drying

Automated Control Systems

Electric Vehicles

Pressure Control Systems

Pulp Agitation Devices

55 patents: Sort by Forward Citations

1. 6124015 - Multi-ply industrial fabric having integral jointing structures (2000-09-26),

2. 6030908 - Multilayer porous fabric (2000-02-29),

3. 6014797 - Method and apparatus for unravelling threads (2000-01-18),

4. 5826627 - Composite papermaking fabric with paired weft binding yarns (1998-10-27),

5. 5819811 - Low air permeability papermaking fabric seam (1998-10-13),

6. 5799707 - Single layer papermakers forming fabric (1998-09-01),

7. 5785818 - Multiaxial pin seamed papermaker's press felt (1998-07-28),

8. 5735330 - Formation in a two fabric paper machine (1998-04-07),

9. 5723046 - Drip tray lock mechanism for filter press (1998-03-03),

10. 5674384 - Filter press with weight-responsive bumping of filter plates (1997-10-07),

11. 5635061 - Plate shifter mechanism (1997-06-03),

12. 5630910 - Clip fastener for a dewatering box (1997-05-20),

13. 5597450 - Paper machine dryer fabrics containing hollow monofilaments (1997-01-28),

14. 5567327 - Air-assist discharge of filter press cake (1996-10-22),

15. 5544678 - Composite forming fabric woven with an Nx2N machine side layer (1996-08-13),

JWI Ltd. is a leading technology company specializing in IT solutions and services. With a focus on innovation and customer satisfaction, we provide a range of comprehensive solutions to help businesses optimize their operations and achieve their goals. Our expertise includes software development, networking solutions, cybersecurity, cloud computing, and IT consulting. With a team of highly skilled professionals, we strive to deliver tailored and cost-effective solutions to meet the unique needs of our clients. Visit our website to learn more about our services and how we can help your business succeed.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

55 Patents

#7 in Kanata

#237 in Canada

#12,527 in the World

Jwi Ltd.

Forward Citations = 1,076

74 inventors:

Samuel M Baker (7 out of 12 patents)

Donald G MacBean (6 out of 6 patents)

David J Spyker (5 out of 5 patents)

4. Wesley G Koops (5 out of 5 patents)

5. Dale B Johnson (4 out of 13 patents)

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