CHERRY GMBH
53Patents
15Active
53Granted
43Portfolio score
Filing activity: Jul 12, 1983 → May 9, 2022 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5818222A | Method for adjusting ferrous article proximity detector | Electricity | 75 | Expired |
| US5497326A | Intelligent commutation pulse detection system to control electric D.C. motors used with automobile accessories | Physics | 72 | Expired |
| USD580438S1 | Cardreader | General | 57 | Expired |
| US5252952A | Cursor device with zero-point resetting | Electricity | 45 | Expired |
| US4965933A | Process for making insert molded circuit | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6538405B1 | Accessory control system | Electricity | 36 | Expired |
| US7109853B1 | System for detecting and releasing a person locked in the trunk of a vehicle | Fixed Constructions | 36 | Expired |
| US4673778A | Snap action switch | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4837566A | Drive circuit for operating electroluminescent display with enhanced contrast | Physics | 28 | Expired |
| US7043997B2 | Seat for sensing a load | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6593730B2 | Position sensor | Physics | 24 | Expired |
| US4849674A | Electroluminescent display with interlayer for improved forming | Electricity | 24 | Expired |
| US6184501A | Object detection system | Electricity | 19 | Expired |
| USD583818S1 | Keyboard | General | 15 | Expired |
| US4826727A | Phosphorescent material for electroluminescent display, comprising silver sulfide in copper sulfide coating on phosphor particles and/or elemental sulfur in dielectric binder for phosphor particles | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4882518A | Back cap for an electroluminescent display | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6127821A | System for adjusting a magnetic sensor to detect the presence of ferrous objects | Electricity | 13 | Expired |
| US4703147A | Probe actuated switch | Emerging Cross-Sectional Technologies | 11 | Expired |
| USD562325S1 | Computer mouse | General | 10 | Expired |
| US6729889B2 | Electrical connection arrangement and method for the manufacture thereof | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6700074B2 | Electrical component housing structures and their method of manufacture | Electricity | 8 | Expired |
| US6087951A | Magnetic accelerometer | Textiles; Paper | 7 | Expired |
| US9728350B2 | Illuminated key module | Electricity | 7 | Active |
| US6852937B2 | Inductive position sensing switching device | Electricity | 7 | Expired |
| US11257635B2 | Key module for a keyboard, and keyboard | Electricity | 6 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.