YOON DONG HAN has a total of 12 patent applications. Its first patent ever was published in 2010. It filed its patents most often in Republic of Korea, China and United States. Its main competitors in its focus markets electrical machinery and energy, semiconductors and environmental technology are SEJONG ELECTRONICS CO LTD, JIANGSU HONGLI PHOTOELECTRIC TECHNOLOGY CO LTD and NANJING ADL LIGHTING TECH CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 6 | |
#2 | China | 2 | |
#3 | United States | 2 | |
#4 | WIPO (World Intellectual Property Organization) | 2 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Semiconductors | |
#3 | Environmental technology | |
#4 | Measurement | |
#5 | Agriculture |
# | Name | Total Patents |
---|---|---|
#1 | Yoon Dong Han | 12 |
#2 | Park Woo Sang | 2 |
#3 | Bae Sang Dae | 1 |
#4 | Jin Tae Hwan | 1 |
#5 | Kang June Gill | 1 |
Publication | Filing date | Title |
---|---|---|
KR20170014591A | The apparatus for growing beansprouts | |
KR101699751B1 | Low Backpressure Muffler for Internal Combustion Engine | |
KR20110139982A | Treatment system and methode of drinking water for domestic animals | |
KR20110139984A | Treatment system and methode of alkaline liquid fertilizer | |
KR20110136288A | Buried-type photonic device package module using a thermocouple | |
KR20110136287A | High-power photonic device street light using a thermocouple |