HP

Harold C. Pierson

HR Howmet Research: 2 patents #29 of 117Top 25%
📍 Muskegon, MI: #119 of 391 inventorsTop 35%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,227,172 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6241000 Method for removing cores from castings Patrick L. Conroy, Michael M. McRae 2001-06-05
5915452 Apparatus for removing cores from castings Patrick L. Conroy, Michael M. McRae 1999-06-29