Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11422403 | Squarylium compounds for use in display devices | Michael Welch, Peng Wang | 2022-08-23 |
| 11186773 | Liquid crystal compositions, mixtures, elements, and dimmable devices | Sazzadur Rahman Khan | 2021-11-30 |
| 11117101 | Selectively permeable graphene oxide membrane | Weiping Lin, Yuji Yamashiro, Isamu Kitahara, John Ericson, Ozair Siddiqui +5 more | 2021-09-14 |
| 10773218 | Selectively permeable graphene oxide element | Peng Wang, Rebecca Romero, Isamu Kitahara, Weiping Lin | 2020-09-15 |
| 10722849 | Pressure sensitive graphene-based valve element | Weiping Lin, Isamu Kitahara, Peng Wang, John Ericson, Rebecca Romero | 2020-07-28 |
| 10510961 | Organic light emitting host materials | — | 2019-12-17 |
| 10442709 | Selectively permeable graphene oxide membrane | Isamu Kitahara, Makoto Kobuke, Peng Wang, Craig R. Bartels, Yuji Yamashiro +3 more | 2019-10-15 |
| 9969682 | Functionalized graphene barrier element | — | 2018-05-15 |
| 9923145 | 3,5-bis(10-naphthalenyl-anthracen-9-yl)pyridine compounds as hosts for light-emitting devices | — | 2018-03-20 |
| 9917281 | Top-emitting white organic light-emitting diodes having improved efficiency and stability | Liping Ma, David T. Sisk | 2018-03-13 |
| 9722200 | Top-emitting white organic light-emitting diodes having improved efficiency and stability | Liping Ma, Qianxi Lai, Brett T. Harding, Amane Mochizuki | 2017-08-01 |
| 9614162 | Light-emitting devices comprising emissive layer | Ma Liping, David T. Sisk | 2017-04-04 |
| 9577198 | 2,6-bis(diarylaminophenyl)benzene and derivatives thereof as hole-transport compounds in organic light-emitting devices | — | 2017-02-21 |
| 9548458 | Polyphenylene host compounds | Liping Ma, Amane Mochizuki, Qianxi Lai, Sazzadur Rahman Khan, Sheng Li +4 more | 2017-01-17 |
| 9425408 | Organic light emitting host materials | — | 2016-08-23 |
| 9373797 | Compounds for use in light-emitting devices | Liping Ma, Amane Mochizuki, Qianxi Lai, Sazzadur Rahman Khan, Sheng Li +4 more | 2016-06-21 |
| 9343684 | Substituted bisaryloxybiphenyl compounds for use in light-emitting devices | — | 2016-05-17 |
| 9328094 | Substituted biaryl compounds for light-emitting devices | David T. Sisk, Jensen Cayas | 2016-05-03 |
| 9299945 | Top-emitting white organic light-emitting diodes having improved efficiency and stability | Liping Ma, Qianxi Lai, Brett T. Harding, Amane Mochizuki | 2016-03-29 |
| 9263681 | Organic light emitting host materials | — | 2016-02-16 |
| 9172051 | Organic light emitting host materials | David T. Sisk, Liping Ma | 2015-10-27 |
| 9112159 | Bipolar hosts for light emitting devices | David T. Sisk | 2015-08-18 |
| 9051284 | Compounds for porous films in light-emitting devices | Jensen Cayas, David T. Sisk | 2015-06-09 |
| 8952364 | Light-emitting devices comprising nanostructures | Qianxi Lai, David T. Sisk, Amane Mochizuki | 2015-02-10 |
| 8933243 | Polyphenylene host compounds | Liping Ma, Amane Mochizuki, Qianxi Lai, Sazzadur Rahman Khan, Sheng Li +4 more | 2015-01-13 |