For the Inventor, By the Inventor

Enter assignee name

New York, NY, United States of America

Amstar Corporation

Calculating rank

USPTO Granted Patents = 14

Trademarks = 10

Forward Citations = 361

Loading Chart...

Loading Chart...

19 inventors (with patents filed for the assignee):

Anthony B Rizzuto (5 out of 7 patents)

Andy C Chen (4 out of 4 patents)

Richard David Skole (3 out of 3 patents)

4. Charles P Graham (3 out of 3 patents)

5. Morris Dmitrovsky (2 out of 2 patents)

6. Antoine H Kokke (2 out of 2 patents)

7. Henry Harry Newman (2 out of 2 patents)

8. Jacqueline Noailles-Benito Hogu (2 out of 2 patents)

9. Vincent Anthony Toscano (2 out of 2 patents)

10. Oren V Bonney (2 out of 2 patents)

11. Clifford E Lang, Jr (2 out of 2 patents)

12. Thomas W Dixon (1 out of 9 patents)

13. Paul H Blanchard (1 out of 1 patent)

14. Sanford J Drescher (1 out of 1 patent)

15. Frederick G Eis (1 out of 1 patent)

14 patents: Sort by Forward Citations

1. 4517572 - System for reducing blocking in an antenna switching matrix (1985-05-14),

2. 4423085 - Cocrystallized sugar-nut product (1983-12-27),

3. 4362757 - Crystallized, readily water dispersible sugar product containing heat (1982-12-07),

4. 4338350 - Crystallized, readily water-dispersible sugar product (1982-07-06),

5. 4314985 - Recovery of magnesium as magnesium hydroxide from sea water (1982-02-09),

6. 4278541 - Separator employing an annular vertical feedwell with associated (1981-07-14),

7. 4265770 - Separation of suspended solids from phosphate tailings (1981-05-05),

8. 4159210 - Maple sugar product and method of preparing and using same (1979-06-26),

9. 4154655 - Method for the production of cephalosporin C (1979-05-15),

10. 4062728 - Starch thinning process (1977-12-13),

11. 4056364 - Two stage continuous crystallization apparatus with controls (1977-11-01),

12. 4003791 - Material useful for and method of employing the same for the growing of (1977-01-18),

13. 3981739 - Continuous crystallization (1976-09-21),

14. 3950225 - Medium, component thereof and process employing same for the production (1976-04-13),

Company Overview

Amstar Corporation is a New York-based company specializing in the development and manufacturing of advanced materials and innovative solutions for various industries. With a focus on enhancing performance and sustainability, Amstar engages in research across multiple domains, including construction materials, coatings, and specialty chemicals. The organization is committed to leveraging cutting-edge technology to meet the evolving needs of its clients while maintaining a strong emphasis on quality and environmental responsibility.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

14 Patents

#532 in New York, NY

#1,297 in New York

#22,344 in US

#42,312 in the World

New York, NY, United States of America

Amstar Corporation

Forward Citations = 361

19 inventors:

Anthony B Rizzuto (5 out of 7 patents)

Andy C Chen (4 out of 4 patents)

Richard David Skole (3 out of 3 patents)

4. Charles P Graham (3 out of 3 patents)

5. Morris Dmitrovsky (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Amstar Corporation. Retrieved from https://idiyas.com/company/amstar

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

Loading…