WL

William M. Louis

TK Typeright Keyboard: 1 patents #1 of 1Top 100%
📍 Encinitas, CA: #3 of 67 inventorsTop 5%
🗺 California: #488 of 13,957 inventorsTop 4%
Overall (1994): #7,528 of 165,921Top 5%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5372441 Ergonomic keyboard apparatus with left and right key section separated by an irregularly shaped space 1994-12-13
5302040 Ergonomic keyboard apparatus and method of using same 1994-04-12
5287121 Integrating graphics input device Telford L. Dorr 1994-02-15