% Expired Patents = 28.6

Trademarks = 2

Forward Citations = 43

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5 inventors (with patents filed for the assignee):

Charles E Markley (6 out of 6 patents)

Deo Magakat (4 out of 9 patents)

Sam F Briganti (1 out of 1 patent)

4. George A Shields (1 out of 1 patent)

5. Rodger D Lagow (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 8276578 - Skid plate for concrete saw (2012-10-02),

2. 7757683 - Skid plate for concrete saw (2010-07-20),

3. 7258115 - Skid plate for concrete saw (2007-08-21),

4. 7163010 - Skid plate for concrete saw (2007-01-16),

5. 7073495 - Method and apparatus for cleaning concrete during cutting (2006-07-11),

6. 6990972 - Guide for concrete cutting blade (2006-01-31),

7. 6892719 - Blade for cutting concrete (2005-05-17),

Company Overview

Soff-Cut International offers advanced concrete cutting solutions for a wide range of applications. With a focus on innovation and quality, our products are designed to deliver superior performance and durability. Our patented Soff-Cut technology produces clean, straight cuts without the need for additional control joints, saving time and labor costs. Whether you're a contractor, builder, or DIY enthusiast, Soff-Cut has the tools you need to get the job done right.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

7 Patents

#21 in Corona, CA

#9,491 in California

#39,879 in US

Corona, CA, United States of America

Soff-Cut International, Inc.

Forward Citations = 43

5 inventors:

Charles E Markley (6 out of 6 patents)

Deo Magakat (4 out of 9 patents)

Sam F Briganti (1 out of 1 patent)

4. George A Shields (1 out of 1 patent)

5. Rodger D Lagow (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Soff-Cut International, Inc.. Retrieved from https://idiyas.com/company/soff-cut-international

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]