Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JK

John E. Kochanowski — 5 Patents

GE: 5 patents #6,802 of 36,430Top 20%
Stockbridge, MA: #2 of 13 inventorsTop 20%
Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,047,202 of 4,157,543Top 30%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6277988 Solvent-free method for preparing sterically hindered phosphoramidates John R. Campbell, James Anthony Cella, Gregory Ronald Gillette, Matthew Ladd Reitz 2001-08-21
4460731 Reinforced thermoplastic polyester compositions Allen D. Wambach 1984-07-17
4334030 Thermoplastic foamable blends 1982-06-08
4322333 Reinforced PBT-copolyaromatic/aliphatic block copolyesters Allen D. Wambach 1982-03-30
4286083 Method of preparing polyester carbonates 1981-08-25