CHANG SUNG CORP has a total of 18 patent applications. Its first patent ever was published in 2003. It filed its patents most often in WIPO (World Intellectual Property Organization), China and United States. Its main competitors in its focus markets electrical machinery and energy, machines and audio-visual technology are YAN YIPENG, UNITED TRANSFORMER CORP and SALOMAEKI JARKKO.
# | Country | Total Patents | |
---|---|---|---|
#1 | WIPO (World Intellectual Property Organization) | 8 | |
#2 | China | 5 | |
#3 | United States | 2 | |
#4 | Australia | 1 | |
#5 | Japan | 1 | |
#6 | Taiwan | 1 |
# | Name | Total Patents |
---|---|---|
#1 | Kang Doo In | 6 |
#2 | Lee Tae Kyung | 6 |
#3 | Lim Sung Tae | 6 |
#4 | Jeong In-Bum | 4 |
#5 | Kim Chung Ryul | 4 |
#6 | Yang Seung Jin | 2 |
#7 | Lee Tae-Kyung | 2 |
#8 | Park Ki Bum | 2 |
#9 | Lee Byoung-Yoon | 2 |
#10 | Jeong Byong-Soek | 2 |
Publication | Filing date | Title |
---|---|---|
WO2012148021A1 | Aluminum paste composition for achieving low bowing and high performance for a silicon solar battery |