James Stembridge
12Patents
5h-index
14Co-inventors
63Inventor score
Filing activity: Aug 25, 1993 → Mar 14, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5413121A | Cigarette making machine | Human Necessities | 17 | Expired |
| US5878865A | Variable speed conveying apparatus | Performing Operations; Transporting | 16 | Expired |
| US5626152A | Cigarette making machine | Human Necessities | 8 | Expired |
| US6098380A | Web shaping method and means | Performing Operations; Transporting | 6 | Expired |
| US5520738A | Powder applicator device, particularly for cigarette making machines | Performing Operations; Transporting | 5 | Expired |
| US6041980A | Dosing apparatus and method | Performing Operations; Transporting | 2 | Expired |
| US6296423A | Article handling apparatus | Performing Operations; Transporting | 1 | Expired |
| US5515873A | Cigarette making machine | Human Necessities | 1 | Expired |
| US11950986B2 | Tampon press | Performing Operations; Transporting | 0 | Active |
| US12257134B2 | Tampon press | Performing Operations; Transporting | 0 | Active |
| US12257133B2 | Apparatus for forming a catamenial tampon | Performing Operations; Transporting | 0 | Active |
| US11918443B2 | Apparatus for forming a catamenial tampon | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.