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For the Inventor, By the Inventor

Christiana, DE, United States of America

Power Tool Holders, Inc.


USPTO Granted Patents = 112


Trademarks = 3

Forward Citations = 2,217

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49 inventors (with patents filed for the assignee):

goldMedal Stephen Wayne Steadings (17 out of 33 patents)

silverMedal Christopher B Barton (15 out of 27 patents)

bronzeMedal Kevin Corbett Miles (13 out of 18 patents)

4.  Mark S Huggins (12 out of 14 patents)

5.  Roger J Kanaan (12 out of 17 patents)

6.  Benjamin A Gaddis (10 out of 13 patents)

7.  Robert O Huff (9 out of 32 patents)

8.  William H Aultman (9 out of 13 patents)

9.  Ian Middleton (8 out of 8 patents)

10.  Kenneth M Montjoy (7 out of 7 patents)

11.  Gary L Young (6 out of 21 patents)

12.  William C Buck (6 out of 24 patents)

13.  Paul T Jordan (6 out of 18 patents)

14.  Robert A Grogan (6 out of 6 patents)

15.  Daijiro Nakamura (6 out of 19 patents)


Core Competencies:
Quick Change Mechanism
Locking Chuck
Non-Impact Keyless Chuck
Self-Cleaning Drill Chuck
Rotary Power Tool
Molded Chuck
Electronic Lever Actuation
Tool Clamping Device
Helical Jaw Bite
Spring Leg Dust Cover
Collet Nut
Jaw Blade Rotational Stop

112 patents:

1. 6834864 - Chuck having quick change mechanism (2004-12-28),
2. 6832764 - Locking chuck (2004-12-21),
3. 6736410 - Chuck (2004-05-18),
4. 6722668 - Chuck having quick change mechanism (2004-04-20),
5. 6688610 - Chuck with quick change (2004-02-10),
6. 6669207 - Non-impact keyless chuck (2003-12-30),
7. 6648342 - Chuck (2003-11-18),
8. 6648341 - Chuck with helical jaw bite (2003-11-18),
9. 6616147 - Chuck with locking sleeve (2003-09-09),
10. 6572310 - Self-cleaning drill chuck (2003-06-03),
11. 6540237 - Chuck (2003-04-01),
12. 6540236 - Chuck (2003-04-01),
13. 6536781 - Chuck (2003-03-25),
14. 6533291 - Chuck having quick change mechanism (2003-03-18),
15. 6505840 - Quick change chuck (2003-01-14),
Power Tool Holders, Inc. specializes in providing high-quality tool holders and accessories for the power tool industry. With years of experience, we pride ourselves on offering innovative and reliable solutions that enhance productivity and efficiency in various construction and manufacturing applications. Our comprehensive product range includes drill chucks, collets, tool holders, adapters, and more. We are committed to delivering exceptional customer service, ensuring prompt delivery, and maintaining competitive pricing. Visit our website to explore our products and discover why professionals choose Power Tool Holders, Inc. for their tooling needs.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

112 Patents

#1 in Christiana, DE

#66 in Delaware

#3,293 in US

#6,851 in the World

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Christiana, DE, United States of America

Power Tool Holders, Inc.

Forward Citations = 2,217

49 inventors:

goldMedal Stephen Wayne Steadings (17 out of 33 patents)

silverMedal Christopher B Barton (15 out of 27 patents)

bronzeMedal Kevin Corbett Miles (13 out of 18 patents)

4.  Mark S Huggins (12 out of 14 patents)

5.  Roger J Kanaan (12 out of 17 patents)

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