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John W. Schaefer

TI Ta Instruments: 2 patents #1 of 9Top 15%
📍 Des Plaines, IL: #7 of 54 inventorsTop 15%
🗺 Illinois: #371 of 4,484 inventorsTop 9%
Overall (1994): #29,124 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5321719 Thermogravimetric apparatus Kevin J. Reed, Michael J. Levchak 1994-06-14
5288147 Thermopile differential thermal analysis sensor Robert L. Danley 1994-02-22