Advanced Display Systems, Inc.
9Patents
0Active
9Granted
30Portfolio score
Filing activity: Apr 11, 1994 → Oct 13, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5933203A | Apparatus for and method of driving a cholesteric liquid crystal flat panel display | Physics | 77 | Expired |
| US5661533A | Ultra fast response, multistable reflective cholesteric liquid crystal displays | Physics | 66 | Expired |
| US5796454A | Cholesteric liquid crystal display employing circular polarizer and methods of operation and manufacture therefor | Physics | 59 | Expired |
| US5625477A | Zero field multistable cholesteric liquid crystal displays | Physics | 43 | Expired |
| US6285434A | Substrate for colored cholesteric liquid crystal display allowing cholesteric liquid crystal material to be filled by surface tension without vacuum | Physics | 25 | Expired |
| US5889566A | Multistable cholesteric liquid crystal devices driven by width-dependent voltage pulse | Physics | 25 | Expired |
| US5825451A | Methods of manufacturing multi-color liquid crystal displays using in situ mixing techniques | Physics | 24 | Expired |
| US6020941A | Stereographic liquid crystal display employing switchable liquid crystal materials of two polarities in separate channels | Electricity | 22 | Expired |
| US5949513A | Methods of manufacturing multi-color liquid crystal displays using in situ mixing techniques | Physics | 18 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.