CHIEN YU-FENG has a total of 11 patent applications. Its first patent ever was published in 2007. It filed its patents most often in United States. Its main competitors in its focus markets computer technology, optics and machines are LIN TEH-ZHENG, TRENDON TOUCH TECHNOLOGY CORP and LIU CHEN-YU.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 |
# | Industry | |
---|---|---|
#1 | Computer technology | |
#2 | Optics | |
#3 | Machines | |
#4 | Audio-visual technology | |
#5 | IT methods for management | |
#6 | Control |
# | Name | Total Patents |
---|---|---|
#1 | Chien Yu-Feng | 11 |
#2 | Yang Tun-Chun | 8 |
#3 | Lee Seok-Lyul | 7 |
#4 | Huang Wei-Ming | 5 |
#5 | Chen Zeng-De | 2 |
#6 | Hu Chih-Jen | 1 |
#7 | Ma Mei-Sheng | 1 |
#8 | Wei Yen-Yi | 1 |
#9 | Huang Chau-Shiang | 1 |
#10 | Chen Cheng Hua | 1 |
Publication | Filing date | Title |
---|---|---|
US2009299866A1 | Detecting device for a cash drawer and a point of sales system | |
US2009292911A1 | Boot test system and method thereof |