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Mary Ann Block

TS The Block System: 1 patents #3 of 4Top 75%
📍 Fort Worth, TX: #829 of 2,247 inventorsTop 40%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #1,983,504 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9675776 Multi-sensory therapeutic system Joan Anderson 2017-06-13
5950560 Method and device for improving reading comfort Joan Anderson 1999-09-14