For the Inventor, By the Inventor

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London, United Kingdom

Tioxide Specialties Limited

USPTO Granted Patents = 22

Trademarks = 1

Forward Citations = 292

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25 inventors (with patents filed for the assignee):

Gerd Dahms (5 out of 21 patents)

Carole A Tapley (4 out of 4 patents)

John Ridland (3 out of 5 patents)

4. Graeme McGibbon (2 out of 2 patents)

5. Robert Hume Duncan (2 out of 2 patents)

6. Brian Steven Jolly (2 out of 2 patents)

7. Iain Wesley Hepplewhite (1 out of 2 patents)

8. Kevin Kendall (1 out of 12 patents)

9. Dominic G Meina (1 out of 1 patent)

10. Julie E Robinson (1 out of 1 patent)

11. Timothy A Jennett (1 out of 1 patent)

12. Patrick D Harmsworth (1 out of 1 patent)

13. Dave Martin (1 out of 1 patent)

14. Anthony W Ellison (1 out of 1 patent)

15. Paul Inchley (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 5914101 - Zinc oxide dispersions (1999-06-22),

2. 5866710 - Esterification process (1999-02-02),

3. 5821276 - Printing inks containing zirconium or titanium compound (1998-10-13),

4. 5747012 - Compositions containing sunscreens (1998-05-05),

5. 5688894 - Polyester resin powder coating compositions (1997-11-18),

6. 5646200 - Compositions containing zirconium compounds (1997-07-08),

7. 5605652 - Method of preparing sunscreens (1997-02-25),

8. 5603863 - Water-in-oil emulsions (1997-02-18),

9. 5591287 - Process for producing layered ceramic product (1997-01-07),

10. 5573753 - Method of preparing sunscreens (1996-11-12),

11. 5554215 - Composite pigmentary material (1996-09-10),

12. 5543135 - Water-in-oil emulsions (1996-08-06),

13. 5525559 - Preparation of mixed powders (1996-06-11),

14. 5516457 - Oil-in-water emulsions (1996-05-14),

15. 5470446 - Process for the production of silicon nitride (1995-11-28),

Tioxide Specialties Limited is a prominent player in the specialty chemicals sector, focusing on the development and manufacturing of high-performance titanium dioxide products. These products are essential in various applications, including coatings, plastics, and paper, enhancing durability and aesthetic appeal. The company leverages advanced research and technology to innovate within the chemical domain, serving a diverse range of industries primarily in Europe and beyond. Its commitment to quality and sustainability positions it as a leader in specialty materials.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

22 Patents

#173 in London

#813 in United Kingdom

#28,749 in the World

London, United Kingdom

Tioxide Specialties Limited

Forward Citations = 292

25 inventors:

Gerd Dahms (5 out of 21 patents)

Carole A Tapley (4 out of 4 patents)

John Ridland (3 out of 5 patents)

4. Graeme McGibbon (2 out of 2 patents)

5. Robert Hume Duncan (2 out of 2 patents)

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