Richard Hall
13Patents
5h-index
12Co-inventors
63Inventor score
Filing activity: Feb 2, 1984 → Apr 28, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4723122A | Remotely calibratable instrument system | Physics | 22 | Expired |
| US4849754A | Remotely calibratable instrument system | Physics | 10 | Expired |
| US5137189A | Porous refractory nozzle and method of making same | Performing Operations; Transporting | 6 | Expired |
| US5866022A | Refractory pour tube with cast plate | Performing Operations; Transporting | 6 | Expired |
| US5916471A | Rotary socket taphole assembly | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| USD672039S1 | Forceps | General | 3 | Active |
| US4502670A | Gas hook-up to a ladle | Chemistry; Metallurgy | 2 | Expired |
| US10993784B2 | Method and apparatus for positioning a dental bracket element | Performing Operations; Transporting | 1 | Active |
| US6221313A | Taphole knockout device | Emerging Cross-Sectional Technologies | 1 | Expired |
| USD609268S1 | Keyboard practice aid | General | 1 | Expired |
| US5730921A | Co-molding process for producing refractory materials without firing or coking the refractory | Chemistry; Metallurgy | 0 | Expired |
| US12161526B2 | Method and apparatus for positioning a dental bracket element | Performing Operations; Transporting | 0 | Active |
| US8939989B2 | Obstetric forceps | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.