For the Inventor, By the Inventor

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Chicago, IL, United States of America

Skil Corporation

USPTO Granted Patents = 45

Trademarks = 5

Forward Citations = 1,184

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45 inventors (with patents filed for the assignee):

William H Schultz (15 out of 29 patents)

Kenneth N Svetlik (9 out of 31 patents)

Louis J Vassos (4 out of 4 patents)

4. James R Hartmann (4 out of 4 patents)

5. Roger Dean Neitzell (2 out of 77 patents)

6. Daniel B Feldman (2 out of 2 patents)

7. Michael D Murphy (2 out of 2 patents)

8. Jan P Houben (2 out of 8 patents)

9. Alex F Gawron (2 out of 2 patents)

10. E Harold Lilja (2 out of 2 patents)

11. Antonie J Moolenaar (2 out of 7 patents)

12. William E Dillon (1 out of 12 patents)

13. C Robert Moon (1 out of 14 patents)

14. Leroy McCray (1 out of 11 patents)

15. Patrick J Udelhofen (1 out of 20 patents)

Core Competencies:

Flashlight

Sander

Scroll Saw

Circular Saw

Power Table Saw

Battery Charger

Cordless Ratchet

Drill Press

Reciprocating Saw

Jig Saw

Surface Sander

Hand-held Tool

45 patents: Sort by Forward Citations

1. D348318 - Flashlight (1994-06-28),

2. 5231801 - Belt/disc sander with dust pickup means (1993-08-03),

3. D337123 - Scroll saw cantilever support arm (1993-07-06),

4. D335433 - Portable circular saw (1993-05-11),

5. 5176059 - Scroll saw hold down apparatus providing enhanced work piece clearance (1993-01-05),

6. 5174349 - Power table saw assemblies having integral spare part storage (1992-12-29),

7. 5168656 - Belt/disc sander with quick release and locking means for swingable bed (1992-12-08),

8. 5158001 - Power table tool assemblies with dust collection system (1992-10-27),

9. D330188 - Combined battery charger and battery pack (1992-10-13),

10. D329361 - Combined cordless power ratchet and charging stand (1992-09-15),

11. 5134777 - Adjustable stroke reciprocating mechanism for a power tool (1992-08-04),

12. 5122427 - Battery pack (1992-06-16),

13. 5121803 - Cordless tool bit storage (1992-06-16),

14. D326804 - Cordless power ratchet (1992-06-09),

15. 5103565 - Blade holder for reciprocating saws (1992-04-14),

Company Overview

Skil Corporation, based in Chicago, IL, specializes in the development and manufacturing of a wide range of power tools, with a strong focus on cordless tools and power saws. The company is recognized for its innovative battery charging circuits and effective dust collection systems, enhancing user experience and efficiency in various applications. Skil's product lineup also includes portable sanders, jig saws, and power tool switches, catering to both professional and DIY markets, and reflecting a commitment to quality and performance in the power tool industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

45 Patents

#112 in Chicago, IL

#427 in Illinois

#7,781 in US

#15,436 in the World

Chicago, IL, United States of America

Skil Corporation

Forward Citations = 1,184

45 inventors:

William H Schultz (15 out of 29 patents)

Kenneth N Svetlik (9 out of 31 patents)

Louis J Vassos (4 out of 4 patents)

4. James R Hartmann (4 out of 4 patents)

5. Roger Dean Neitzell (2 out of 77 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Skil Corporation. Retrieved from https://idiyas.com/company/skil

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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