HT

Henry J. Tracy

MIT: 2 patents #2,550 of 9,367Top 30%
📍 Newburyport, MA: #117 of 289 inventorsTop 45%
🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,655,138 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5332701 Ceramic synthesis by pyrolysis of metal-containing polymer and metal Nathan Bryson, Dietmar Seyferth, David P. Workman 1994-07-26
5204380 Preparation of silicon carbide ceramics from the modification of an Si-H containing polysilane Dietmar Seyferth, Jennifer Robison 1993-04-20
4199388 Method for making a multi-ply continuous filament ballistic helmet David E. Holt, Janet E. Tracy 1980-04-22