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Stephen W. Steffes

CE Certainteed: 3 patents #6 of 37Top 20%
📍 McPherson, KS: #1 of 3 inventorsTop 35%
🗺 Kansas: #24 of 665 inventorsTop 4%
Overall (2003): #12,489 of 273,478Top 5%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6622991 Picket fence cap assembly — 2003-09-23
6619628 Picket fence cap assembly — 2003-09-16
6609702 Picket fence cap assembly — 2003-08-26
6557829 Picket fence cap assembly — 2003-05-06