Elsicon, Inc.
25Patents
2Active
25Granted
29Portfolio score
Filing activity: May 20, 1997 → Dec 15, 2009 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5929201A | Fluorinated amine products | Physics | 31 | Expired |
| US5965691A | Materials for aligning liquid crystals | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5958293A | Process for inducing alignment of liquid crystals and liquid crystal optical elements | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6061138A | Optical exposure systems and processes for alignment of liquid crystals | Physics | 19 | Expired |
| US6084057A | Polarizable amines and polyimides for optical alignment of liquid crystals | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6242061A | Materials for inducing alignment in liquid crystals and liquid crystal displays | Physics | 11 | Expired |
| US5958292A | Materials for inducing alignment of liquid crystals and liquid crystal optical elements | Physics | 10 | Expired |
| US6103322A | Materials for inducing alignment of liquid crystals and liquid crystal optical elements | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6200655A | Process for materials for aligning liquid crystals and liquid crystal optical elements | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6194039A | Materials for inducing alignment in liquid crystals and liquid crystal displays | Physics | 8 | Expired |
| US6919404B2 | Hybrid polymer materials for liquid crystal alignment layers | Physics | 7 | Expired |
| US6143380A | Process and materials for aligning liquid crystals and liquid crystal displays | Chemistry; Metallurgy | 6 | Expired |
| US6043337A | Polarizable amines and polyimides for optical alignment of liquid crystals | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5822471A | Differential optical modulator | Physics | 5 | Expired |
| US8362151B2 | Hybrid polymer materials for liquid crystal alignment layers | Physics | 4 | Active |
| US6900271B2 | Hybrid polymer materials for liquid crystal alignment layers | Physics | 4 | Expired |
| US6407789B1 | Processes for aligning an optical alignment layer and alignment of liquid crystal medium | Physics | 4 | Expired |
| US6713135B2 | Materials for inducing alignment in liquid crystals and liquid crystal displays | Physics | 4 | Expired |
| US6991834B1 | Materials for inducing alignment of liquid crystals and liquid crystal optical elements | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7005165B2 | Photosensitive polyimides for optical alignment of liquid crystals | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7632875B2 | Hybrid polymer materials for liquid crystal alignment layers | Physics | 2 | Active |
| US6491988B1 | Process and materials for inducing alignment of liquid crystals and liquid crystal optical elements | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6380432B2 | Materials for inducing alignment in liquid crystals and liquid crystal displays | Physics | 1 | Expired |
| US6451960B1 | Polyimides for optical alignment of liquid crystals | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6552161B1 | Polarizable amines and polymides for optical alignment of liquid crystals | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.