Francis E Pritchard
Inventor
Stats
- 5 US patents issued
- 5 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 5 US Patents Issued
- 5 US Applications Filed
- 49 Total Citation Count
- Oct 20, 1993 Most Recent Filing
- Sep 21, 1987 Earliest Filing
Work History
Patent Owner | Applications Filed | Year |
---|---|---|
Union Carbide Corporation | 1
2 | 1987
1989 |
PRAXAIR TECHNOLOGY, INC. | 1
2 1 1 | 1987
1989 1992 1993 |
Inventor Addresses
Address | Duration |
---|---|
Buffalo, NY | Jul 04, 89 - Oct 31, 95 |
Technology Profile
Technology | Matters | |
---|---|---|
F16K: | VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING | 3 |
F23D: | BURNERS | 1 |
F23J: | REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES | 1 |
Patents / Publication
Patents / Publication # | Year of Publication / Issued | Title | Citations |
---|---|---|---|
5462429 | 1995 | Mechanical wiper for waste gas incinerator | 4 |
5309752 | 1994 | Leakage measurement into a gas-charged collapsible container | 9 |
4909269 | 1990 | High pressure regulator valve | 15 |
4905723 | 1990 | High pressure regulator | 12 |
4844111 | 1989 | High pressure regulator valve | 13 |
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