RYU DO-HYUNG has a total of 18 patent applications. Its first patent ever was published in 2008. It filed its patents most often in United States. Its main competitors in its focus markets audio-visual technology, semiconductors and electrical machinery and energy are MINAMI TETSUO, TOMIDA MASATSUGU and SHENZHEN YUNYINGGU TECHNOLOGY CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 18 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Semiconductors | |
#3 | Electrical machinery and energy | |
#4 | Machines |
# | Technology | |
---|---|---|
#1 | Display controls | |
#2 | Semiconductor devices | |
#3 | Special electric heating or lighting | |
#4 | Casings and printed circuits | |
#5 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Ryu Do-Hyung | 18 |
#2 | Kim Do-Ik | 6 |
#3 | Ko Chun-Seok | 4 |
#4 | Kim Keum-Nam | 3 |
#5 | Kim Sang-Soo | 3 |
#6 | Choi Sang-Moo | 2 |
#7 | Shin Dong-Yong | 1 |
#8 | Nam Kie Hyun | 1 |
Publication | Filing date | Title |
---|---|---|
US2008252650A1 | Organic light emitting display, driver system therfor and driving method thereof | |
US2008266215A1 | Organic light emitting display and driving method thereof |