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Forward Citations = 178

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4 inventors (with patents filed for the assignee):

Francis U Hill (14 out of 16 patents)

Lola E Crosswhite (3 out of 4 patents)

Paul F Schoenzart (1 out of 2 patents)

4. Werner P Frank (1 out of 6 patents)

14 patents: Sort by Forward Citations

1. 5192810 - Method and apparatus for manufacturing dimpled structures from elastic (1993-03-09),

2. 5188879 - Polyimide foam filled structures (1993-02-23),

3. 5135959 - Method of impregnating reticulated foam with polymide foam and products (1992-08-04),

4. 5047436 - Method of improving foam fire resistance through the introduction of (1991-09-10),

5. 5011558 - Method of improving foam fire resistance through the introduction of (1991-04-30),

6. 5000813 - Method of improving foam fire resistance through the introduction of (1991-03-19),

7. 4988739 - Method of improving foam fire resistance through the introduction of (1991-01-29),

8. 4980102 - Method of manufacturing polyimide foam shapes having improved density (1990-12-25),

9. 4980004 - Method of manufacturing polyimide foam shapes having improved density (1990-12-25),

10. 4978690 - Method of making porous inorganic particle filled polyimide foam (1990-12-18),

11. 4962132 - Method of improving foam fire resistance through the introduction of (1990-10-09),

12. 4935452 - Method of improving foam fire resistance through the introduction of (1990-06-19),

13. 4923907 - Method of making porous inorganic particle filled polyimide foam (1990-05-08),

14. 4923651 - Method of manufacturing polyimide foam shapes having improved density (1990-05-08),

Sorrento Engineering, Inc. is a leading engineering firm specializing in providing innovative solutions for the construction and infrastructure industries. With over 20 years of experience, we offer a wide range of services including design, consulting, and project management. Our team of skilled engineers and professionals are dedicated to delivering high-quality and cost-effective solutions to meet our clients' needs.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

14 Patents

#1 in National City, CA

#5,148 in California

#21,604 in US

#40,905 in the World

National City, CA, United States of America

Sorrento Engineering, Inc.

Forward Citations = 178

4 inventors:

Francis U Hill (14 out of 16 patents)

Lola E Crosswhite (3 out of 4 patents)

Paul F Schoenzart (1 out of 2 patents)

4. Werner P Frank (1 out of 6 patents)

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