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Houston, TX, United States of America

Kemp Development Corporation

USPTO Granted Patents = 15

% Expired Patents = 6.7

Forward Citations = 210

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1 inventor (with patents filed for the assignee):

Willard E Kemp (15 out of 43 patents)

15 patents: Sort by Forward Citations

1. 6773521 - Apparatus and process for treating a particulate material within a rotating retort (2004-08-10),

2. 6427711 - Inline check valve (2002-08-06),

3. 6425570 - Ball valve having retractable sealing member (2002-07-30),

4. 5958156 - Process for treating a particulate material within a rotating retort (1999-09-28),

5. 5766544 - Process for fluidizing particulate material within a rotatable retort (1998-06-16),

6. 5759483 - Apparatus for treating a particulate material within a rotating retort (1998-06-02),

7. 5407498 - Mechanically fluidized retort and method for treating particles therein (1995-04-18),

8. 5378331 - Apparatus and method for electropolishing metal workpieces (1995-01-03),

9. 5170659 - Apparatus and method for detecting fluid leakage (1992-12-15),

10. 5000492 - Flanged connection for flow line members (1991-03-19),

11. 4940208 - Ball valve (1990-07-10),

12. 4919391 - flanged connection for valves (1990-04-24),

13. 4911408 - Seat assembly for ball valves (1990-03-27),

14. 4911196 - Inline check valve (1990-03-27),

15. 4899980 - Ball valve (1990-02-13),

Kemp Development Corporation is a leading real estate development company specializing in commercial, residential, and mixed-use projects. With a strong track record of successful developments in the industry, Kemp Development Corporation is known for its innovative designs, commitment to quality, and sustainable practices. Our team strives to create exceptional spaces that enhance communities and provide unparalleled value to our clients.

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USPTO Data Jan 1 1976 - Sep 15 2026

15 Patents

#343 in Houston, TX

#1,293 in Texas

#21,010 in US

#39,795 in the World

Houston, TX, United States of America

Kemp Development Corporation

Forward Citations = 210

1 inventor:

Willard E Kemp (15 out of 43 patents)

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