JN

John G. North

Air Products And Chemicals: 2 patents #36 of 208Top 20%
📍 Pottstown, PA: #1 of 15 inventorsTop 7%
🗺 Pennsylvania: #357 of 4,234 inventorsTop 9%
Overall (1994): #29,268 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5352523 Graphite/carbon articles for elevated temperature service and method of manufacture Zbigniew Zurecki, Edward A. Hayduk, Jr., Robert B. Swan, David L. Mitchell, Jr. 1994-10-04
5304417 Graphite/carbon articles for elevated temperature service and method of manufacture Zbigniew Zurecki, Edward A. Hayduk, Jr., Robert B. Swan, David L. Mitchell, Jr. 1994-04-19