John A. Cummings
23Patents
15h-index
10Co-inventors
70Inventor score
Filing activity: May 6, 1997 → Dec 3, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6137265A | Adaptive fast charging of lithium-ion batteries | Electricity | 110 | Expired |
| US6002240A | Self heating of batteries at low temperatures | Emerging Cross-Sectional Technologies | 108 | Expired |
| US6130813A | Protection circuit for electronic devices | Electricity | 66 | Expired |
| US6108215A | Voltage regulator with double synchronous bridge CCFL inverter | Emerging Cross-Sectional Technologies | 61 | Expired |
| US6194867A | Adaptive multiple battery charging apparatus | Electricity | 56 | Expired |
| US5955867A | Dual battery pack charging in a computer system | Electricity | 54 | Expired |
| US5818200A | Dual smart battery detection system and method for portable computers | Emerging Cross-Sectional Technologies | 54 | Expired |
| US6058034A | Current converter and source identification and detection | Electricity | 27 | Expired |
| US6137267A | Reverse current protection/current overshoot control for two quadrant battery chargers | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6025699A | Self discharge of batteries at high temperatures | Electricity | 19 | Expired |
| US6262562A | Increased battery capacity utilizing multiple smart batteries | Electricity | 17 | Expired |
| US6233140A | Electrically conductive vibration dampener | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6181588A | Constant polarity input device including synchronous bridge rectifier | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6130509A | Balanced feedback system for floating cold cathode fluorescent lamps | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6307377A | Battery charge determination | Physics | 15 | Expired |
| US6774201B2 | Star-branched silicone polymers as anti-mist additives for coating applications | Chemistry; Metallurgy | 12 | Expired |
| US6075352A | Redirected sequential flyback synchronous rectifier | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6172883A | Redirected sequential flyback regulator | Electricity | 10 | Expired |
| US6887949B2 | Star-branched silicone polymers as anti-mist additives for coating applications | Chemistry; Metallurgy | 9 | Expired |
| US6727338B1 | Star-branched silicone polymers as anti-mist additives for coating applications | Chemistry; Metallurgy | 9 | Expired |
| US6724588B1 | Power supply selector | Electricity | 7 | Expired |
| US7135512B2 | Star-branched silicone polymers as anti-mist additives for coating applications | Chemistry; Metallurgy | 6 | Expired |
| US7517929B2 | Star-branched silicone polymers as anti-mist additives for coating applications | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.