JM

John M. Marshall

UN Unknown: 2 patents #12,644 of 83,584Top 20%
IS Inland Steel: 1 patents #62 of 125Top 50%
📍 Crown Point, IN: #29 of 210 inventorsTop 15%
🗺 Indiana: #6,080 of 33,936 inventorsTop 20%
Overall (All Time): #879,781 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6524284 Medical injection patch 2003-02-25
5211628 Syringe with automatic retracting needle 1993-05-18
4848138 Window gas monitor 1989-07-18
4755800 Window security device Donald D. Snyder 1988-07-05
4633233 Window security device James Hall 1986-12-30
4253644 Fluid closure for and method of preventing flow through an opening in a fluid and particulate confining and conveying structure Timothy A. Veslocki, James J. Sulicz 1981-03-03