DH

Donald R. Halliday

HT Hal Technology: 1 patents #1 of 2Top 50%
📍 Powell, OH: #3 of 30 inventorsTop 10%
🗺 Ohio: #711 of 5,754 inventorsTop 15%
Overall (2002): #67,629 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6363783 Alternative liquid environment measurement system and method Randy Turner 2002-04-02
6360616 Automated diagnosis and monitoring system, equipment, and method Donald Wayne Rice 2002-03-26