CHA GEUN SIG has a total of 15 patent applications. Its first patent ever was published in 1999. It filed its patents most often in United States, Republic of Korea and EPO (European Patent Office). Its main competitors in its focus markets measurement, medical technology and machines are CHAN FRANK A, HOENES JOACHIM and DELTA DANSK ELEKTRONIK LYS & AKUSTIK.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 7 | |
#2 | Republic of Korea | 4 | |
#3 | EPO (European Patent Office) | 2 | |
#4 | WIPO (World Intellectual Property Organization) | 2 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | Medical technology | |
#3 | Machines | |
#4 | Biotechnology | |
#5 | Chemical engineering |
# | Name | Total Patents |
---|---|---|
#1 | Cha Geun Sig | 15 |
#2 | Nam Hakhyun | 11 |
#3 | Shin Jae Ho | 6 |
#4 | Cha Eun-Jong | 5 |
#5 | Kim Kyung-Ah | 5 |
#6 | Nam Hak Hyeon | 3 |
#7 | Cui Gang | 3 |
#8 | Choi Yong Seok | 2 |
#9 | Lee Jin Seo | 2 |
#10 | Yoon Hyo Jung | 2 |
Publication | Filing date | Title |
---|---|---|
KR100747414B1 | Residual chlorine sensor | |
EP1193495A2 | Polymeric reference electrode membrane and reference electrode with the membrane | |
KR20020094701A | A porous polymer reference electrode membrane and reference electrode therewith | |
KR20020026047A | A composition for reference electrode membrane and reference electrode therewith | |
KR20010092830A | Planar reference electrode | |
US6350524B1 | Hydrophilic polyurethane-coated chloride-selective electrodes | |
WO0003222A2 | Method for fabricating biosensors using hydrophilic polyurethane |