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Forward Citations = 62

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6 inventors (with patents filed for the assignee):

David B Stewart (6 out of 12 patents)

William R Stewart (5 out of 6 patents)

John M Dickinson (4 out of 4 patents)

4. Brian David Hogan (1 out of 2 patents)

5. Edward G Preston (1 out of 19 patents)

6. John J Stamp (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 4884395 - Fibre opening devices (1989-12-05),

2. 4869060 - Fiber opening devices (1989-09-26),

3. 4825511 - Securing segments to a base (1989-05-02),

4. 4679390 - Opening roller assemblies for open end spinning machines (1987-07-14),

5. 4530133 - Opening roller for open end spinning machines (1985-07-23),

6. 4270245 - Lag or stave assembly for Kirschner beaters (1981-06-02),

7. 4184619 - Cutting device (1980-01-22),

8. 4162559 - Carding apparatus (1979-07-31),

9. 4135355 - Opening roller for an open-end spinning machine (1979-01-23),

Wm. R. Stewart & Sons (hacklemakers) Limited is a renowned manufacturer of high-quality hackles for the textile industry. With over a century of experience, the company has built a reputation for delivering exceptional products that meet the needs of their customers. Their products are known for their durability, efficiency, and reliability, making them the preferred choice for textile manufacturers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

9 Patents

#5 in Dundee

#1,851 in United Kingdom

Dundee, United Kingdom

Wm. R. Stewart & Sons (hacklemakers) Limited