Christopher B. Barton

PI Power Tool Holders Incorporated: 15 patents #2 of 49Top 5%

JM Jacobs Chuck Manufacturing: 7 patents #3 of 23Top 15%

JT Jacobs Chuck Technology: 3 patents #7 of 11Top 65%

CM Compagnie Generale Des Etablissements Michelin: 2 patents #589 of 1,564Top 40%

MI Michelin: 2 patents #515 of 1,446Top 40%

AB Apex Brands: 1 patents #127 of 209Top 65%

📍 Seneca, SC: #6 of 178 inventorsTop 4%

🗺 South Carolina: #269 of 15,501 inventorsTop 2%

Overall (All Time): #117,333 of 4,157,543Top 3%

Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #	Title	Co-Inventors	Date
5709392	Tool chuck	Stephen W. Steadings	1998-01-20
5501473	Chuck	Stephen W. Steadings	1996-03-26
D366052	Chuck	Stephen W. Steadings	1996-01-09
D363295	Keyless chuck	—	1995-10-17
5348317	Chuck	Stephen W. Steadings	1994-09-20
5348318	Chuck	Stephen W. Steadings	1994-09-20