John Sirman

PT Praxair Technology: 1 patents #33 of 131Top 30%

📍 Tonawanda, NY: #8 of 27 inventorsTop 30%

🗺 New York: #3,048 of 9,423 inventorsTop 35%

Overall (2003): #189,743 of 273,478Top 70%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6514314	Ceramic membrane structure and oxygen separation method	Jack Chen	2003-02-04