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Trademarks = 2

Forward Citations = 181

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5 inventors (with patents filed for the assignee):

Sydney Himmelstein (10 out of 10 patents)

Richard S Tveter (3 out of 3 patents)

Richard B Reich (2 out of 2 patents)

4. Wayne Miller (1 out of 18 patents)

5. James P Beck (1 out of 2 patents)

13 patents: Sort by Forward Citations

1. 4790175 - Method and apparatus for calibrating a transducer having real and (1988-12-13),

2. 4715214 - Leak tester (1987-12-29),

3. 4651573 - Shaft torquemeter (1987-03-24),

4. 4616512 - Torquemeter (1986-10-14),

5. 4563905 - Shaft torquemeter (1986-01-14),

6. 4555956 - Torquemeter apparatus (1985-12-03),

7. 4542643 - Fluid leak testing method (1985-09-24),

8. 4463629 - Energy efficient drive system (1984-08-07),

9. 4412198 - Rotary transformer (1983-10-25),

10. 4381684 - Energy efficient drive system (1983-05-03),

11. 4320463 - Production control system (1982-03-16),

12. 4142591 - Torque-yield control system (1979-03-06),

13. 3961526 - Rotary torquemeter (1976-06-08),

S. Himmelstein and Company is a leading manufacturer of torque measurement instruments, load cells, and custom sensor solutions. With over 50 years of experience, the company has earned a reputation for high-quality products and exceptional customer service.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

13 Patents

#20 in Elk Grove Village, IL

#1,146 in Illinois

#23,099 in US

#43,615 in the World

Elk Grove Village, IL, United States of America

S. Himmelstein and Company