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For the Inventor, By the Inventor

Jackson, TN, United States of America

Porter-cable/delta

Calculating rank
USPTO Granted Patents = 22

% Expired Patents = 18.2

Forward Citations = 373

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26 inventors (with patents filed for the assignee):

goldMedal John Charles Smith (8 out of 51 patents)

silverMedal Leslie Daily Gist (6 out of 26 patents)

bronzeMedal Mark A Etter (5 out of 151 patents)

4.  Daniel Paxton Wall (4 out of 75 patents)

5.  John Robert Kriaski (4 out of 21 patents)

6.  Michael Anthony Lagaly (4 out of 14 patents)

7.  Brent Edward Stafford (4 out of 9 patents)

8.  Michael Chad Hollis (4 out of 4 patents)

9.  Alan Gene Phillips (3 out of 38 patents)

10.  Craig A Carroll (2 out of 25 patents)

11.  Matthew George Popik (2 out of 4 patents)

12.  Earl R Clowers (2 out of 43 patents)

13.  Thomas O'Neal Walls (2 out of 2 patents)

14.  Ginger Lea Allen (2 out of 2 patents)

15.  James Pierce Nichols, Jr (2 out of 13 patents)


22 patents:

1. 7127977 - Remotely actuated beveling systems for a miter saw (2006-10-31),
2. 6912932 - Depth adjusting system for a screw gun (2005-07-05),
3. 6810589 - Bearing structure for a reciprocating shaft in a reciprocating saw (2004-11-02),
4. 6758116 - Depth adjusting system for a screw gun (2004-07-06),
5. 6688407 - Belt clip for hand-held power tools (2004-02-10),
6. 6671969 - Adjustable shoe for a reciprocating saw (2004-01-06),
7. 6665923 - Clutch for a screw gun and utilizing method (2003-12-23),
8. 6569002 - Hand-held oscillating spindle sander (2003-05-27),
9. 6568089 - Reciprocating saw having compact configuration and independent stability (2003-05-27),
10. 6558090 - Cordless router (2003-05-06),
11. D471782 - Variable-angle reciprocating saw (2003-03-19),
12. D464066 - Table for a tile saw (2002-10-09),
13. 6453565 - Universal blade adapter (2002-09-24),
14. D462591 - Cordless jig saw (2002-09-11),
15. D457796 - Cordless router (2002-05-29),
Company Overview
Porter-Cable, based in Jackson, TN, specializes in the development and manufacturing of power tools and equipment for both professional and DIY markets. The company is known for its innovative approach to tool design, focusing on enhancing user experience and efficiency. Its product range includes woodworking tools, pneumatic tools, and accessories, catering to a diverse clientele in construction and home improvement sectors. Porter-Cable continues to advance its technology to meet the evolving needs of its users.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

22 Patents

#3 in Jackson, TN

#147 in Tennessee

#15,057 in US

#28,822 in the World

Jackson, TN (US)
Jackson, TN, United States of America

Porter-cable/delta

Forward Citations = 373

26 inventors:

goldMedal John Charles Smith (8 out of 51 patents)

silverMedal Leslie Daily Gist (6 out of 26 patents)

bronzeMedal Mark A Etter (5 out of 151 patents)

4.  Daniel Paxton Wall (4 out of 75 patents)

5.  John Robert Kriaski (4 out of 21 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Porter-cable/delta. Retrieved from https://idiyas.com/company/porter-cable-delta

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]
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