David R Geoffroy
Inventor
Stats
- 2 US patents issued
- 2 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 2 US Patents Issued
- 2 US Applications Filed
- 15 Total Citation Count
- Mar 1, 1991 Most Recent Filing
- Mar 1, 1991 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| RILEY STOKER CORPORATION | 1
| 1991
|
| DB RILEY, INC. | 1
| 1991
|
Inventor Addresses
| Address | Duration |
|---|---|
| Holden, MA | Aug 25, 92 - Sep 01, 92 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B65G: | TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS | 1 |
| F28C: | HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 5143486 | 1992 | Flow promoter for fluidized solids | 7 |
| 5141047 | 1992 | Fluidized bed heat exchanger | 4 |
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