John E. Bohan, Jr.
31Patents
11h-index
25Co-inventors
75Inventor score
Filing activity: Jul 31, 1980 → Sep 12, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5279539A | Drawstring surgical pouch and method of use for preventing ovarian adhesions | Human Necessities | 230 | Expired |
| US4770629A | Status indicator for self-energizing burner control system | Mechanical Engineering; Lighting; Heating | 70 | Expired |
| US6261087A | Pilot flame powered burner controller with remote control operation | Emerging Cross-Sectional Technologies | 70 | Expired |
| US4696639A | Self-energizing burner control system for a fuel burner | Emerging Cross-Sectional Technologies | 64 | Expired |
| US6571817B1 | Pressure proving gas valve | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4734658A | Low voltage driven oscillator circuit | Electricity | 54 | Expired |
| US5472336A | Flame rectification sensor employing pulsed excitation | Mechanical Engineering; Lighting; Heating | 42 | Expired |
| US4432722A | Interrupted power hot wire gas ignition control system | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US4845435A | Sensor fault detector | Physics | 21 | Expired |
| US4329628A | Relaxation oscillator type spark generator | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US5340019A | Electronic aquastat in immersible capsule | Physics | 13 | Expired |
| US5435717A | Burner control system with continuous check of hot surface ignitor during run cycle | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4560343A | Functional check for a hot surface ignitor element | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4631626A | Temperature controller with temperature limiting sensor | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7473868B2 | Fail safe HVAC temperature and medium presence sensor | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US8417482B2 | Self contained boiler sensor | Physics | 9 | Active |
| US8108075B2 | Failsafe HVAC control upgrades | Physics | 8 | Active |
| US4373201A | Fail safe digital timer | Physics | 8 | Expired |
| US4598333A | Printed wiring board means with integral dew sensor | Electricity | 6 | Expired |
| US4641043A | Printed wiring board means with isolated voltage source means | Electricity | 5 | Expired |
| US4527085A | High voltage spark electrode structure | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4375951A | Bilevel flame signal sensing circuit | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4789329A | Thermostatically operated fuel valve control circuit | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7878795B2 | Burner ignition controller | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9063016B2 | Fail safe multi-sensor component | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.