HM

Harold Dale Mathias

EM Emeh: 1 patents #1 of 8Top 15%
📍 Watsontown, PA: #1 of 4 inventorsTop 25%
🗺 Pennsylvania: #2,306 of 7,336 inventorsTop 35%
Overall (2018): #403,932 of 503,207Top 85%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9869084 Stair expansion joint system with freedom of movement between landings Bryan I. Charles, Roger W. Barr, Kevin W. Smith, Anthony J. Peachey, Timothy A. Fisher +2 more 2018-01-16