Christopher E. Schafer
18Patents
11h-index
15Co-inventors
69Inventor score
Filing activity: Jan 11, 1985 → Feb 28, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5399005A | Stackable locking display and dispensing structure | Physics | 33 | Expired |
| US5100038A | Ticket dispensing structure | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4995507A | Ticket dispensing structure | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5492398A | Dual modular hinged access display and dispensing structure | Performing Operations; Transporting | 30 | Expired |
| US4858806A | Ticket display and dispenser | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5111939A | Self-supporting stacked display and dispenser structure | Physics | 22 | Expired |
| USD319264S | Ticket dispenser | General | 17 | Expired |
| US4621945A | Head control stand | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6073572A | Floating dock | Performing Operations; Transporting | 15 | Expired |
| USD329877S | Lottery ticket dispenser | General | 13 | Expired |
| US7942606B2 | Groundwater control system with automatic water flow regulator | Emerging Cross-Sectional Technologies | 11 | Active |
| US8746746B1 | Nestable connector | Mechanical Engineering; Lighting; Heating | 11 | Active |
| USD378507S | Boat | General | 7 | Expired |
| US4821642A | Hand operated ticket printer | Performing Operations; Transporting | 6 | Expired |
| US8127789B2 | Fluid retaining apparatus with ball valve | Emerging Cross-Sectional Technologies | 6 | Active |
| US6230926A | Ticket counting dispenser with ticket dispensing assembly | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6302292A | Ticket counting dispenser | Physics | 3 | Expired |
| US5868277A | Ticket dispenser base assembly | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.