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Forward Citations = 182

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3 inventors (with patents filed for the assignee):

Robert E Kesting (5 out of 11 patents)

Joy M Schaefer (2 out of 3 patents)

Narayan Das (2 out of 10 patents)

7 patents: Sort by Forward Citations

1. 4422886 - Surface treatment for aluminum and aluminum alloys (1983-12-27),

2. 4391652 - Surface treatment for aluminum and aluminum alloys (1983-07-05),

3. 4048271 - Dry process for forming polycarbonate membranes (1977-09-13),

4. 4035459 - Process for spinning dry-fiber cellulose acetate hollow fiber membranes (1977-07-12),

5. 4035457 - Nonbiodegradable polymers (1977-07-12),

6. 3957651 - Microporous polyester membranes and polymer assisted phase inversion (1976-05-18),

7. 3945926 - Integral microporous high void volume polycarbonate membranes and a dry (1976-03-23),

Chemical Systems Incorporated (CSI) is a leading provider of chemical process solutions for industries such as manufacturing, pharmaceuticals, and electronics. With over 20 years of experience, CSI offers a range of products and services including custom chemical blends, process optimization, and equipment design. Our team of experts work closely with clients to deliver innovative solutions that improve efficiency and productivity.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

7 Patents

#73 in Santa Ana, CA

#9,208 in California

#38,780 in US

Santa Ana, CA, United States of America

Chemical Systems Incorporated

Forward Citations = 182

3 inventors:

Robert E Kesting (5 out of 11 patents)

Joy M Schaefer (2 out of 3 patents)

Narayan Das (2 out of 10 patents)

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