John St. John
12Patents
5h-index
11Co-inventors
63Inventor score
Filing activity: Oct 22, 1981 → Mar 30, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD368335S | Cat bed | General | 17 | Expired |
| US4699054A | Printing device with disposable cartridge and filling means | Performing Operations; Transporting | 12 | Expired |
| US4394870A | System for mixing concentrate and water to form fountain solution for offset printing presses | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6017028A | Hopper loader having arced conveyor for forming an overlapping stream of signatures from a vertical stack | Performing Operations; Transporting | 9 | Expired |
| USD569998S1 | Weatherseal base | General | 6 | Expired |
| US5727674A | Stacker-bundler transfer apparatus with powered roller table | Performing Operations; Transporting | 5 | Expired |
| US8186513B2 | Box construction | Performing Operations; Transporting | 5 | Active |
| US5617784A | Apparatus for bundling, transporting, and feeding sheets | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5540422A | Stacker-bundler transfer apparatus | Performing Operations; Transporting | 3 | Expired |
| USD886706S1 | Boat seat with hole and channel | General | 1 | Active |
| US11173636B2 | Molded skiff and drain | Performing Operations; Transporting | 0 | Active |
| US12296936B2 | Boat side console | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.