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For the Inventor, By the Inventor

Old Greenwich, CT, United States of America

Tosco Corporation


USPTO Granted Patents = 25

Trademarks = 16

Forward Citations = 315

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22 inventors (with patents filed for the assignee):

goldMedal John F Nutter (3 out of 3 patents)

silverMedal Robert N Hall (3 out of 5 patents)

bronzeMedal Frank C Haas (3 out of 3 patents)

4.  Manuel M Gutierrez (2 out of 2 patents)

5.  Bernard L Schulman (2 out of 2 patents)

6.  Donald Firth (2 out of 3 patents)

7.  Gerald B Faudel (2 out of 2 patents)

8.  Franklin B Carlson (2 out of 4 patents)

9.  John H Barney (2 out of 2 patents)

10.  Robert L Russell (1 out of 17 patents)

11.  Marlea Harmon (1 out of 1 patent)

12.  Ronald C Brinkman (1 out of 1 patent)

13.  Darrell L Gallup (1 out of 48 patents)

14.  Russell E Koons (1 out of 5 patents)

15.  F Roland Leon (1 out of 1 patent)


25 patents:

1. 6558646 - Method for increasing the lifetime of stretford solution (2003-05-06),
2. 6214238 - Method for removing selenocyanate ions from waste water (2001-04-10),
3. 5792339 - Diesel fuel (1998-08-11),
4. 4509589 - Circulating bed heat exchanger for cooling shale ash (1985-04-09),
5. 4459157 - Asphalt composition (1984-07-10),
6. 4445976 - Method of entrained flow drying (1984-05-01),
7. 4427493 - Apparatus for practicing heat flux control technique (1984-01-24),
8. 4421603 - Process for recovering carbonaceous liquids from solid carbonaceous (1983-12-20),
9. 4413573 - Process for combusting carbonaceous solids containing nitrogen (1983-11-08),
10. 4407653 - Apparatus for heating solid heat-carrying bodies (1983-10-04),
11. 4401553 - System and method for lowered hydrogen sulfide emissions from oil shale (1983-08-30),
12. 4384947 - Preheating of oil shale prior to pyrolysis (1983-05-24),
13. 4374017 - Heat flux control technique (1983-02-15),
14. 4361333 - Retort seal mechanism with integral bearings (1982-11-30),
15. 4353558 - Hydrostatic retort seal (1982-10-12),
Tosco Corporation is a multinational energy company that specializes in the exploration, production, refining, and marketing of petroleum products. With operations in numerous countries, Tosco is committed to providing sustainable energy solutions while maintaining high standards of safety and environmental responsibility.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

25 Patents

#2 in Old Greenwich, CT

#300 in Connecticut

#12,903 in US

#24,910 in the World

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Old Greenwich, CT, United States of America

Tosco Corporation

Forward Citations = 315

22 inventors:

goldMedal John F Nutter (3 out of 3 patents)

silverMedal Robert N Hall (3 out of 5 patents)

bronzeMedal Frank C Haas (3 out of 3 patents)

4.  Manuel M Gutierrez (2 out of 2 patents)

5.  Bernard L Schulman (2 out of 2 patents)

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