Brown, Boveri & Cie AG
186Patents
0Active
186Granted
42Portfolio score
Filing activity: Mar 15, 1974 → Feb 28, 1989
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4788626A | Power semiconductor module | Electricity | 110 | Expired |
| US4506148A | Identification card | Physics | 98 | Expired |
| US4303877A | Circuit for protecting storage cells | Emerging Cross-Sectional Technologies | 88 | Expired |
| US4143297A | Information display panel with zinc sulfide powder electroluminescent layers | Electricity | 68 | Expired |
| US4403163A | Conductor bar for electric machines and method of manufacture thereof | Emerging Cross-Sectional Technologies | 64 | Expired |
| US4737658A | Centralized control receiver | Emerging Cross-Sectional Technologies | 61 | Expired |
| US4745367A | Superconducting magnet system for particle accelerators of a synchrotron radiation source | Electricity | 60 | Expired |
| US4696189A | Housing for a measuring device | Physics | 45 | Expired |
| US4522898A | High-temperature storage battery | Emerging Cross-Sectional Technologies | 44 | Expired |
| US4505418A | Method of direct bonding copper foils to oxide-ceramic substrates | Chemistry; Metallurgy | 39 | Expired |
| US4710795A | Semiconductor power module | Electricity | 39 | Expired |
| US4018969A | Electrochemical storage cell | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4238553A | Electrochemical storage cell | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4639759A | Power transistor module | Electricity | 35 | Expired |
| US4591401A | Process for the direct bonding of metal to ceramics | Emerging Cross-Sectional Technologies | 32 | Expired |
| US4766481A | Power semiconductor module | Electricity | 31 | Expired |
| US4746406A | Pyrolyzing plastic or rubber wastes | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4652964A | Varistor fuse element | Electricity | 30 | Expired |
| US4727455A | Semiconductor power module with an integrated heat pipe | Electricity | 30 | Expired |
| US4263339A | Process for the production of electroluminescent powders for display panels | Electricity | 29 | Expired |
| US4629261A | Centering and safety device for rotors supported without contact | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US4483810A | Method for directly joining metal pieces to oxide-ceramic substrates | Electricity | 28 | Expired |
| US4517263A | High-temperature storage battery | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4578962A | Cooling system for indirectly cooled superconducting magnets | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4670771A | Rectifier module | Emerging Cross-Sectional Technologies | 24 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.