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Forward Citations = 78

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9 inventors (with patents filed for the assignee):

John K Williams (5 out of 5 patents)

Charles P Heanley (5 out of 6 patents)

Jozef K Tylko (5 out of 7 patents)

4. Takumi Fukunishi (2 out of 7 patents)

5. Leonard E Olds (2 out of 10 patents)

6. Takao Matsuoka (2 out of 2 patents)

7. Gerhardus Overbeek (1 out of 1 patent)

8. Michael J Cusick (1 out of 1 patent)

9. Josef Kazimierz Tylko (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 5376767 - Plasma torch and an apparatus for producing fused silica using plasma (1994-12-27),

2. 5256855 - Silica production (1993-10-26),

3. 5104432 - Process for fiberizing molten glass or refractory oxide materials (1992-04-14),

4. 5028248 - Method of melting materials and apparatus therefor (1991-07-02),

5. 4891060 - Process for the recovery of gold using plasma (1990-01-02),

6. 4177060 - Reduction of stable oxides (1979-12-04),

7. 4154972 - Apparatus and procedure for reduction of metal oxides (1979-05-15),

8. 4152169 - Production of hydraulic cements and cement-forming materials (1979-05-01),

9. 3995022 - Serial preparation of narrow traces of cellular biological fluids (1976-11-30),

10. 3936586 - Arc furnaces and to methods of treating materials in such furnaces (1976-02-03),

11. 3932171 - Process for high temperature treatment of materials (1976-01-13),

Tetronics Research and Development Company Ltd. is a UK-based company specializing in the design, development, and commercialization of advanced plasma technology solutions. With over 50 years of experience, Tetronics has established itself as a global leader in providing innovative solutions for waste treatment, resource recovery, and materials production. Their cutting-edge plasma technology offers sustainable and environmentally friendly alternatives for various industries including mining, energy, and recycling.

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USPTO Data Jan 1 1976 - Dec 9 2025

11 Patents

#13 in Oxfordshire

#1,552 in United Kingdom

#50,159 in the World

Oxfordshire, United Kingdom

Tetronics Research and Development Company Ltd.