Bourns, Inc.
149Patents
64Active
149Granted
51Portfolio score
Filing activity: Dec 2, 1974 → Apr 5, 2023 · 16 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6249039A | Integrated inductive components and method of fabricating such components | Electricity | 165 | Expired |
| US6021050A | Printed circuit boards with integrated passive components and method for making same | Emerging Cross-Sectional Technologies | 97 | Expired |
| US5739775A | Digital input and control device | Electricity | 77 | Expired |
| US4141356A | Respirator system and method | Human Necessities | 50 | Expired |
| US4082093A | Compensator valve | Human Necessities | 49 | Expired |
| US6228287A | Two-step process for preparing positive temperature coefficient polymer materials | Performing Operations; Transporting | 45 | Expired |
| US5880683A | Absolute digital position encoder | Electricity | 39 | Expired |
| US5378160A | Compliant stacking connector for printed circuit boards | Electricity | 39 | Expired |
| US5746626A | Electrical connector assembly | Electricity | 34 | Expired |
| US3946615A | Pressure transducer | Physics | 32 | Expired |
| US4072148A | Multistage mixing valve for a medical respirator | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4081782A | Combined rotary potentiometer and switch | Electricity | 30 | Expired |
| US4165622A | Releasable locking and sealing assembly | Electricity | 30 | Expired |
| US5200747A | Turn counting position sensor | Electricity | 28 | Expired |
| US4866219A | Modular encoder and switch assembly | Electricity | 27 | Expired |
| US6429533B1 | Conductive polymer device and method of manufacturing same | Electricity | 27 | Expired |
| US6172591A | Multilayer conductive polymer device and method of manufacturing same | Electricity | 26 | Expired |
| US5111178A | Electrically conductive polymer thick film of improved wear characteristics and extended life | Electricity | 26 | Expired |
| US5466161A | Compliant stacking connector for printed circuit boards | Electricity | 26 | Expired |
| US5610436A | Surface mount device with compensation for thermal expansion effects | Emerging Cross-Sectional Technologies | 25 | Expired |
| US3939558A | Method of forming an electrical network package | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4513942A | Plate molding apparatus with interlocking cavity plates | Electricity | 24 | Expired |
| US4032881A | Resistance element with improved linearity and method of making the same | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6639253B2 | Overvoltage protection device | Electricity | 23 | Expired |
| US4177830A | Valve assembly permitting independent peak flow and decay rate control of periodic gas flows | Emerging Cross-Sectional Technologies | 23 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.