Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5817743 | Process and materials for inducing pre-tilt in liquid crystals and liquid crystal displays | Wayne M. Gibbons, Shao-Tang Sun | 1998-10-06 |
| 5807498 | Process and materials for aligning liquid crystals and liquid crystal optical elements | Wayne M. Gibbons, Shao-Tang Sun | 1998-09-15 |
| 5731405 | Process and materials for inducing pre-tilt in liquid crystals and liquid crystal displays | Wayne M. Gibbons, Shao-Tang Sun | 1998-03-24 |
| 5714304 | Nonlinear optical media of organosilicon crosslinked polymer | Wayne M. Gibbons, Robert P. Grasso, Michael K. O'Brien, Shao-Tang Sun | 1998-02-03 |
| 5663308 | Organosilicon polymers, and dyes, exhibiting nonlinear optical response | Wayne M. Gibbons, Robert P. Grasso, Michael K. O'Brien, Shao-Tang Sun | 1997-09-02 |
| 5605726 | Organosilicon polymers, and dyes, exhibiting nonlinear optical response | Wayne M. Gibbons, Robert P. Grasso, Michael K. O'Brien, Shao-Tang Sun | 1997-02-25 |
| 5589100 | Dichroic azo dyes | Robert P. Grasso, Michael K. O'Brien | 1996-12-31 |
| 5389285 | Liquid crystal coupled dichroic dyes | Brian J. Swetlin | 1995-02-14 |
| 5326865 | Arylazo and poly(arylazo) dyes having at least one core radical selected from naphthyl or anthracyl and having at least one 2,3-dihydro-1,3-dialkyl perimidine substituent | Robert P. Grasso, Michael K. O'Brien | 1994-07-05 |
| 5298588 | Organosilicon polymers, and dyes, exhibiting nonlinear optical response | Wayne M. Gibbons, Robert P. Grasso, Michael K. O'Brien, Shao-Tang Sun | 1994-03-29 |
| 5254655 | Organosilicon polymers, and dyes, exhibiting nonlinear optical response | Wayne M. Gibbons, Robert P. Grasso, Michael K. O'Brien, Shao-Tang Sun | 1993-10-19 |
| 5202053 | Polymerizable nematic monomer compositions | — | 1993-04-13 |
| 5132390 | Low melting, soluble, liquid crystalline polyesters | Roman C. Domszy | 1992-07-21 |
| 5097029 | Process for preparing 2,3-dihydro-1,3-dialkyl-2,3-dialkyl perimidines and N,N-'-dialkyl-1,8-naphthalene diamines | — | 1992-03-17 |
| 5073294 | Process of preparing compositions having multiple oriented mesogens | Shao-Tang Sun, Brian J. Swetlin | 1991-12-17 |
| 4777222 | Preparation of differentially dyeable polyamide having N-haloamine end groups and amino end groups | Xuan T. Phan, Anne L. Schwartz | 1988-10-11 |
| 4722979 | Differential acid dyeing of polyamide | Xuan T. Phan, Anne L. Schwartz | 1988-02-02 |
| 4637896 | Polymeric liquid crystals | — | 1987-01-20 |
| 4614619 | Liquid crystalline materials useful to prepare polymeric films | — | 1986-09-30 |
| 4603178 | Differential acid dyeing of polyamide reacted with N-halogenating agent | Xuan T. Phan, Anne L. Schwartz | 1986-07-29 |
| 4581430 | Acrylate and methacrylate polymers and processes for preparing them | Xuan T. Phan | 1986-04-08 |
| 4525302 | Acrylate and methacrylate polymers and processes for preparing them | Xuan T. Phan | 1985-06-25 |
| 4492619 | Photochemical process for preparing alkoxy substituted compounds | Xuan T. Phan | 1985-01-08 |