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For the Inventor, By the Inventor

Freeport, IL, United States of America

Irwin-industrial Tool Company


USPTO Granted Patents = 291


Trademarks = 84

Forward Citations = 5,144

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167 inventors (with patents filed for the assignee):

goldMedal Matthew Christopher Green (34 out of 54 patents)

silverMedal William B Korb (32 out of 48 patents)

bronzeMedal Joseph Thomas Novak (24 out of 38 patents)

4.  Steven R Levine (24 out of 24 patents)

5.  Derek James Nash (22 out of 23 patents)

6.  Thomas M Chervenak (19 out of 19 patents)

7.  David Philip Engvall (19 out of 27 patents)

8.  LaVerne R Durfee (15 out of 16 patents)

9.  Peter Weremchuk (14 out of 14 patents)

10.  John Charles Smith (13 out of 51 patents)

11.  Stephen A Hampton (11 out of 20 patents)

12.  Ian W Cunningham (11 out of 19 patents)

13.  David J Trettin (11 out of 33 patents)

14.  Douglas K Fosberg (10 out of 15 patents)

15.  Robert Richard Zielonka (10 out of 10 patents)


Core Competencies:
Pump Design
Storage Container
Band Saw Blade
Hole Cutter
Tool Storage Solutions
Step Drill Bit
Reciprocating Saw Blade
Chalk Line
Hacksaw Mechanism
Flaring Tools
Drilling Apparatus
Multi-Tool Innovations

291 patents:

1. 10760737 - Pump with angled drain system (2020-09-01),
2. 10357874 - Apparatus and method for a storage container with integrated table (2019-07-23),
3. 10213854 - Band saw blade (2019-02-26),
4. 10166612 - Tooth formations and arrangement for a saw blade (2019-01-01),
5. 10137507 - Hole cutter with multiple fulcrums (2018-11-27),
6. D831952 - Tool storage backpack (2018-10-30),
7. 10112245 - Band saw blade (2018-10-30),
8. 10058929 - Step drill bit with variable helical flute (2018-08-28),
9. D825921 - Tool storage bag (2018-08-21),
10. D824671 - Tool storage bag (2018-08-07),
11. D823600 - Tool storage tote (2018-07-24),
12. 10011005 - Bar clamp (2018-07-03),
13. 9987695 - Band saw blade with repeating back edge pattern and related method (2018-06-05),
14. 9987672 - Hydraulic tube expander and method of use (2018-06-05),
15. 9939332 - Device and method for taking multiple temperature HVAC readings (2018-04-10),
Irwin Industrial Tools Company is a leading manufacturer and distributor of hand tools and power tool accessories. With a rich history dating back to 1885, Irwin Industrial Tools has become a trusted and renowned brand in the industry. They offer a wide range of high-quality products that cater to the needs of professionals and DIY enthusiasts alike. From wrenches and pliers to drill bits and saw blades, Irwin Industrial Tools Company provides innovative solutions for various applications. Their commitment to excellence and customer satisfaction has made them a preferred choice among professionals worldwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

291 Patents

#1 in Freeport, IL

#92 in Illinois

#1,444 in US

#2,967 in the World

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Freeport, IL, United States of America

Irwin-industrial Tool Company

Forward Citations = 5,144

167 inventors:

goldMedal Matthew Christopher Green (34 out of 54 patents)

silverMedal William B Korb (32 out of 48 patents)

bronzeMedal Joseph Thomas Novak (24 out of 38 patents)

4.  Steven R Levine (24 out of 24 patents)

5.  Derek James Nash (22 out of 23 patents)

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