Forward Citations = 121

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3 inventors (with patents filed for the assignee):

Charles T Breitenstein (5 out of 7 patents)

Frank G Nicolaus (2 out of 8 patents)

Allen R Holecek (2 out of 3 patents)

5 patents: Sort by Forward Citations

1. 4608643 - Automatic tool grinding machine with computerized control (1986-08-26),

2. 4107882 - Drill pre-pointing machine (1978-08-22),

3. 4068414 - Automatic flute grinding machine (1978-01-17),

4. 4036242 - Hopper payout for various coin denominations (1977-07-19),

5. 3942544 - Hopper payout for various coin denominations (1976-03-09),

Company Overview

Spiral Step Tool Company specializes in manufacturing high-quality spiral steps for various industries such as construction, manufacturing, and transportation. With years of experience and expertise, we provide innovative and reliable solutions to meet our clients' needs. Our products are known for their durability, precision, and efficiency, making us a trusted partner in the industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#54 in Elk Grove Village, IL

#2,426 in Illinois

#51,644 in US

Elk Grove Village, IL, United States of America

Spiral Step Tool Company

Forward Citations = 121

3 inventors:

Charles T Breitenstein (5 out of 7 patents)

Frank G Nicolaus (2 out of 8 patents)

Allen R Holecek (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Spiral Step Tool Company. Retrieved from https://idiyas.com/company/spiral-step-tool-company

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]