HAN CHANG HEE has a total of 11 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2002. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets chemical engineering, environmental technology and medical technology are EGM TECH CO LTD, YOON HYO SOOK and LEE HEE JA.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 11 |
# | Industry | |
---|---|---|
#1 | Chemical engineering | |
#2 | Environmental technology | |
#3 | Medical technology | |
#4 | Machines | |
#5 | Transport | |
#6 | Electrical machinery and energy |
# | Technology | |
---|---|---|
#1 | Object sterilising | |
#2 | Separation | |
#3 | Garbage disposal | |
#4 | Cycle accessories | |
#5 | Drying solid materials by removing liquid | |
#6 | Milling | |
#7 | Solid waste disposal | |
#8 | Mixing | |
#9 | Electric switches | |
#10 | Cremation furnaces |
# | Name | Total Patents |
---|---|---|
#1 | Han Chang Hee | 11 |
#2 | Han Sung Gun | 1 |
Publication | Filing date | Title |
---|---|---|
KR102203386B1 | Waterproof Swich Device | |
KR102103911B1 | Jaw crusher | |
KR20190138040A | Angle adjusting device for bicycle saddle | |
KR20180092516A | Angle adjusting device for bicycle saddle | |
KR20140025967A | Method for offering project management solution based mobile | |
KR20090030395A | Food waste processing apparatus for home | |
KR20090030394A | Food waste processing apparatus for restaurants | |
KR20090024890A | Air purifier with function of sterilization and deodorization | |
KR20090022550A | Moving apparagus mounted on chair leg having a rotary ball | |
KR20050006518A | Hand cleaning device with washing and sterilizing funtion | |
KR20020036811A | Garbage can |