Enter assignee name

Forward Citations = 647

Loading Chart...

4 inventors (with patents filed for the assignee):

Norman R McCombs (15 out of 44 patents)

John Schlaechter (2 out of 8 patents)

Edward E Vrana (2 out of 5 patents)

4. Ravinder K Bansal (1 out of 5 patents)

15 patents: Sort by Forward Citations

1. D284695 - Oxygen concentrator (1986-07-15),

2. D284026 - Oxygen concentrator (1986-05-27),

3. D282547 - Large capacity, modular, oxygen concentrator (1986-02-11),

4. 4561865 - Single bed pressure swing adsorption gas separation system (1985-12-31),

5. 4511377 - Apparatus for the production of oxygen (1985-04-16),

6. 4509959 - Modular industrial oxygen concentrator (1985-04-09),

7. D275045 - Combined bed and control unit for an industrial oxygen concentrator or (1984-08-07),

8. D273717 - Compact medical oxygen concentrator (1984-05-01),

9. 4378982 - Compact oxygen concentrator (1983-04-05),

10. 4373938 - Modular industrial oxygen concentrator (1983-02-15),

11. 4342573 - Compact oxygen concentrator (1982-08-03),

12. 4302224 - Compact oxygen concentrator (1981-11-24),

13. D261676 - Compact oxygen concentrator (1981-11-03),

14. 4263018 - Pressure swing adsorption process and system for gas separation (1981-04-21),

15. 4194890 - Pressure swing adsorption process and system for gas separation (1980-03-25),

Greene & Kellogg, Inc. is a leading consulting firm specializing in marketing strategies and business development. With over 20 years of experience, we help companies achieve their goals through innovative solutions and personalized approaches. Our team of experts works closely with clients to identify opportunities for growth and create targeted plans for success. Contact us today to learn how we can help your business thrive.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

15 Patents

#3 in Tonawanda, NY

#1,134 in New York

#20,436 in US

#38,730 in the World

Tonawanda, NY, United States of America

Greene & Kellogg, Inc.

Forward Citations = 647

4 inventors:

Norman R McCombs (15 out of 44 patents)

John Schlaechter (2 out of 8 patents)

Edward E Vrana (2 out of 5 patents)

4. Ravinder K Bansal (1 out of 5 patents)

Please report any incorrect information to support@idiyas.com