CHANG HAN has a total of 13 patent applications. Its first patent ever was published in 2001. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets medical technology, biotechnology and pharmaceuticals are PRENDERGAST KENNETH F, CALCIVIS LTD and ENGLAND ROBERT L.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 7 | |
#2 | WIPO (World Intellectual Property Organization) | 5 | |
#3 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Medical technology | |
#2 | Biotechnology | |
#3 | Pharmaceuticals | |
#4 | Environmental technology |
# | Technology | |
---|---|---|
#1 | Diagnosis and surgery | |
#2 | Peptides | |
#3 | Medical preparations | |
#4 | Climate change adaptation technologies | |
#5 | Operating tables |
# | Name | Total Patents |
---|---|---|
#1 | Chang Han | 13 |
#2 | Chen Jian | 3 |
#3 | Ramanathan Chandra | 3 |
#4 | Siemers Nathan | 3 |
#5 | Lee Liana M | 3 |
#6 | Jackson Donald | 2 |
#7 | Feder John Nathan | 2 |
#8 | Feder John | 2 |
#9 | Lee Liana | 2 |
#10 | Jackson Donald G | 1 |
Publication | Filing date | Title |
---|---|---|
KR20160148183A | Isolating module, isolating system and treatment system | |
KR20040091234A | Forceps for inserting implant for spinal fixing | |
US2004009915A1 | Polynucleotides encoding a novel intracellular chloride channel-related polypeptide | |
WO0208257A2 | Siglec (sialic acid-binding ig-related lectin) polypeptides and uses thereof | |
KR20020078616A | Fixing system for spine | |
KR20020069792A | Video camera system hanged on axis of shadowless lights for photographing the scene of operation | |
KR20020069791A | Video camera system remote-controlled by operator for photographing the scene of operation | |
KR20020069790A | Digital video camera system for photographing the scene of operation | |
KR20020069793A | Video camera system installed in portable stand for photographing the scene of operation |