Philip M. Lessner
83Patents
19h-index
73Co-inventors
87Inventor score
Filing activity: Feb 11, 1991 → Apr 19, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7667954B2 | Capacitor | Emerging Cross-Sectional Technologies | 115 | Active |
| US6072694A | Electrolytic capacitor with improved leakage and dissipation factor | Emerging Cross-Sectional Technologies | 46 | Expired |
| US8310815B2 | High voltage and high efficiency polymer electrolytic capacitors | Emerging Cross-Sectional Technologies | 44 | Active |
| US5136474A | Proton exchange membrane electrochemical capacitors | Emerging Cross-Sectional Technologies | 43 | Expired |
| US9030807B2 | Materials and methods for improving corner and edge coverage of solid electrolytic capacitors | Emerging Cross-Sectional Technologies | 40 | Active |
| US6001281A | Preparation of conductive polymers from stabilized precursor solutions | Emerging Cross-Sectional Technologies | 35 | Expired |
| US7256982B2 | Electrolytic capacitor | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6136176A | Capacitor with conductive polymer | Emerging Cross-Sectional Technologies | 35 | Expired |
| US8323361B2 | High voltage and high efficiency polymer electrolytic capacitors | Emerging Cross-Sectional Technologies | 31 | Active |
| US6191013A | Process for improving leakage and dissipation factor of solid electrolytic capacitors employing conductive polymer cathodes | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6334966B1 | Chemical oxidative preparation of conductive polymers | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5837121A | Method for anodizing valve metals | Chemistry; Metallurgy | 25 | Expired |
| US7221554B2 | Method of electrolytic deposition of an intrinsically conductive polymer upon a non-conductive substrate | Electricity | 24 | Expired |
| US9236191B2 | Materials and method for improving corner and edge coverage of solid electrolytic capacitors | Emerging Cross-Sectional Technologies | 23 | Active |
| US8771381B2 | Process for producing electrolytic capacitors and capacitors made thereby | Emerging Cross-Sectional Technologies | 23 | Active |
| US6798644B1 | ESR of solid electrolytic capacitors using conductive polymer cathodes | Electricity | 23 | Expired |
| US6261434A | Differential anodization process for electrolytic capacitor anode bodies | Chemistry; Metallurgy | 22 | Expired |
| US8349030B1 | Method for making anodes for high voltage electrolytic capacitors with high volumetric efficiency and stable D.C. leakage | Electricity | 21 | Active |
| US7745281B2 | Thin solid electrolytic capacitor embeddable in a substrate | Electricity | 20 | Active |
| US6056899A | Preparation of conductive polymers from stabilized precursor solutions | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6391379B1 | Process of preparing a solid electrolytic capacitor containing a conductive polymer counter electrode | Electricity | 17 | Expired |
| US6409905B1 | Method of and electrolyte for anodizing aluminum substrates for solid capacitors | Electricity | 16 | Expired |
| US6346185B1 | Method and electrolyte for anodizing valve metals to high voltage | Chemistry; Metallurgy | 16 | Expired |
| US7731893B2 | Method for making anodes for electrolytic capacitor with high volumetric efficiency | Electricity | 15 | Active |
| US5885650A | Doped polyaniline solutions | Emerging Cross-Sectional Technologies | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.