John K. Shepard
7Patents
4h-index
7Co-inventors
46Inventor score
Filing activity: Apr 10, 1981 → Nov 12, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5190209A | Plastic chime overlay for fibre drum | Performing Operations; Transporting | 39 | Expired |
| US5348180A | Container having a tamper-evident seal | Performing Operations; Transporting | 14 | Expired |
| US4457465A | Gas and liquid tight corner structure for a fibre shipping container | Performing Operations; Transporting | 10 | Expired |
| US4720038A | Corner structure | Performing Operations; Transporting | 9 | Expired |
| US5189778A | Drum recycling system | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5083995A | Method of forming a protective chime overlay | Performing Operations; Transporting | 2 | Expired |
| US4560080A | Reinforced structure for steel ends of cylindrical shipping containers | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.