LEDTECH CO LTD has a total of 12 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China, Republic of Korea and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, semiconductors and packaging and shipping are SPEEDFAM CLEAN SYSTEM CO LTD, SPEEDFAM CLEAN SYSTEM KK and ADVANCED WET TECHNOLOGIES GMBH.
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 9 | |
#2 | Republic of Korea | 2 | |
#3 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Chemical engineering | |
#2 | Semiconductors | |
#3 | Packaging and shipping | |
#4 | Machines |
# | Technology | |
---|---|---|
#1 | Cleaning | |
#2 | Semiconductor devices | |
#3 | Unspecified technologies | |
#4 | Transport or storage devices |
# | Name | Total Patents |
---|---|---|
#1 | Fangbo Wang | 4 |
#2 | Yaoyi Wang | 3 |
#3 | Wie Ho Mun | 3 |
#4 | Zhang Jian | 2 |
#5 | Jianhong Cai | 1 |
#6 | Xinjun Liu | 1 |
#7 | Shuxiong Guo | 1 |
#8 | Jinhui Chen | 1 |
#9 | Peihong Meng | 1 |
#10 | Yuyang Liu | 1 |
Publication | Filing date | Title |
---|---|---|
CN102384440A | Light-emitting diode lamp tube and plugs thereof | |
CN102221140A | Lighting device of light emitting diode | |
CN101676622A | Luminous structure with ring-shaped luminous effect | |
CN101672456A | Improved customized combined light emitting module | |
CN101521192A | Package structure of light emitting diode and the packaging method thereof | |
CN101392892A | Array type illuminating device with high colour rendering | |
CN101363592A | Lamp group | |
WO2007129790A1 | Apparatus for cleaning planar object | |
KR100723781B1 | Cleaning device for plate type objective | |
KR100632849B1 | A cleaning device having magnetic power delivery means | |
CN1884905A | Light emitting device | |
CN1801261A | Projection type display screen |