For the Inventor, By the Inventor

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Northfield, IL, United States of America

Sigmedics, Inc.

USPTO Granted Patents = 3

Forward Citations = 222

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4 inventors (with patents filed for the assignee):

Daniel Graupe (3 out of 17 patents)

Amihadar Arber (2 out of 5 patents)

Stavros Basseas (1 out of 8 patents)

4. Silvano A Romeo (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5092329 - Microprocessor-controlled multiplexed functional electrical stimulator (1992-03-03),

2. 5081989 - Microprocessor-controlled enhanced multiplexed functional electrical (1992-01-21),

3. 5070873 - Method of and apparatus for electrically stimulating quadriceps muscles (1991-12-10),

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USPTO Data Jan 1 1976 - Jan 20 2026

3 Patents

#15 in Northfield, IL

#3,370 in Illinois

#72,234 in US

Northfield, IL, United States of America

Sigmedics, Inc.

Forward Citations = 222

4 inventors:

Daniel Graupe (3 out of 17 patents)

Amihadar Arber (2 out of 5 patents)

Stavros Basseas (1 out of 8 patents)

4. Silvano A Romeo (1 out of 1 patent)

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