Silitek Corporation
172Patents
0Active
172Granted
39Portfolio score
Filing activity: Apr 23, 1986 → May 7, 2003
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5384460A | Encoder with a light emitting editing wheel | Physics | 85 | Expired |
| USD493457S1 | Personal digital assistant device | General | 78 | Expired |
| US5574481A | Detachable folding keyboard device | Electricity | 73 | Expired |
| US6542355B1 | Waterproof keyboard | Electricity | 71 | Expired |
| US5935691A | Metal dual-color extruded plastic key | Emerging Cross-Sectional Technologies | 61 | Expired |
| USD381647S | 4D transmitter | General | 59 | Expired |
| US5582470A | Scanner housing | Emerging Cross-Sectional Technologies | 58 | Expired |
| US5283408A | Structure of key switch | Electricity | 56 | Expired |
| USD382256S | Scanner | General | 51 | Expired |
| USD468307S1 | Personal digital assistant | General | 41 | Expired |
| USD376592S | Keyboard | General | 37 | Expired |
| US5677711A | Touch control type cursor control device | Physics | 34 | Expired |
| US6608616B2 | Ergonomic scrolling device | Physics | 34 | Expired |
| US5911317A | Light permeable metal plated rubber key | Electricity | 33 | Expired |
| USD357286S | Electronic game housing | General | 33 | Expired |
| US5807002A | Super-thin plastic key | Electricity | 33 | Expired |
| US5986586A | Keyboard with additional hot keys | Physics | 30 | Expired |
| US5938352A | Keyboard casing with a wrist pad | Electricity | 29 | Expired |
| USD388405S | Scanner | General | 29 | Expired |
| USD369593S | Computer mouse | General | 29 | Expired |
| USD410454S | Keyboard | General | 29 | Expired |
| US6011495A | Multimedia keyboard structure | Physics | 26 | Expired |
| USD356606S | Electronic game housing | General | 26 | Expired |
| US5739776A | Key switch arrangement for computer keyboards | Electricity | 25 | Expired |
| USD351152S | Name card scanner | General | 24 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.