SAFT
🏢 View company profile →126Patents
63Active
126Granted
49Portfolio score
Filing activity: Dec 10, 1982 → Mar 16, 2022 · 17 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5626981A | Rechargeable lithium electrochemical cell | Emerging Cross-Sectional Technologies | 89 | Expired |
| US5454203A | Frame brace | Fixed Constructions | 74 | Expired |
| US4510215A | Casing for a battery of cylindrical electric cells | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5811205A | Bifunctional electrode for an electrochemical cell or a supercapacitor and a method of producing it | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5077153A | Process for making an electrode with a porous support for an electrochemical cell and electrode obtained by said process | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5578927A | Measurement circuit for a modular system of cells electrically connected in series, in particular for electrical accumlator batteries | Physics | 36 | Expired |
| US5187030A | Electrochemical battery having high energy per unit mass | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5561006A | Chargeable lithium electrochemical cell and method of manufacting it | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6071645A | Lithium electrode for a rechargeable electrochemical cell | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5296261A | Method of manufacturing a sponge-type support for an electrode in an electrochemical cell | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5677613A | Method of regulating the charging of a set of electrical storage cells, and a facility implementing the method | Electricity | 26 | Expired |
| US5554462A | Carbon anode for a lithium rechargeable electrochemical cell and a process for its production | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6071638A | Cylindrical cell having current output terminal connected to electrode by conductive blade members | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5563494A | Method of monitoring the charging of sealed nickel storage cells, and a charger using the method | Emerging Cross-Sectional Technologies | 21 | Expired |
| US9525290B2 | Bypassable battery modules | Emerging Cross-Sectional Technologies | 21 | Active |
| US5648713A | Modular regulator circuit, for a modular electrical storage cell battery, having a number of modules dependent on the number of modules of the battery | Electricity | 21 | Expired |
| US6063518A | Sealed electrochemical cell equipped with a circuit-breaking terminal | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5667915A | Electrode including a metal connection and a core having a fiber or foam-type structure for an electrochemical cell | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5707759A | Anode for a rechargeable lithium cell and a method of manufacturing it | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7285357B2 | Electrochemically active material for the positive electrode of an electrochemically rechargeable lithium cell | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5932632A | Composition for a positive electrode, a method of preparing said composition, and the use of an organic acid compound for neutralizing LioH | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5578400A | Grafted microporous separator for electrochemical generator and a process for its production | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5659239A | Method and apparatus for charging sealed nickel-cadmium batteries | Electricity | 15 | Expired |
| US5456813A | Method of joining a metal connection tab to an electro-chemical cell electrode having a foam-type support, and an electrode obtained by the method | Emerging Cross-Sectional Technologies | 15 | Expired |
| US8635038B2 | System for monitoring the state of a battery | Physics | 15 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.