LI GUANGZHI has a total of 11 patent applications. Its first patent ever was published in 1997. It filed its patents most often in United States and China. Its main competitors in its focus markets telecommunications, medical technology and digital networks are WUHAN FIBERHOME NETWORKS CO LT, CORIOLIS NETWORKS INC and FOURCAND SERGE FRANCOIS.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 6 | |
#2 | China | 5 |
# | Industry | |
---|---|---|
#1 | Telecommunications | |
#2 | Medical technology | |
#3 | Digital networks | |
#4 | Measurement | |
#5 | Environmental technology | |
#6 | Machine tools |
# | Technology | |
---|---|---|
#1 | Multiplex communication | |
#2 | Digital information transmission | |
#3 | Physical therapy devices | |
#4 | Electrotherapy | |
#5 | Analysing materials | |
#6 | Smart grids | |
#7 | Special measuring | |
#8 | Selecting | |
#9 | Grinding or polishing devices |
# | Name | Total Patents |
---|---|---|
#1 | Li Guangzhi | 11 |
#2 | Chiu Angela Lan | 4 |
#3 | Doverspike Robert Duncan | 4 |
#4 | Wang Dongmei | 4 |
#5 | Gerhardstein Monica Naukam | 2 |
#6 | Strand John L | 2 |
#7 | Xu Dahai | 2 |
#8 | Dailey Chris | 2 |
#9 | Hwang Dah-Min David | 1 |
#10 | Yang Chen | 1 |
Publication | Filing date | Title |
---|---|---|
CN111407612A | Vision improvement training instrument | |
CN111407611A | Vision improvement training instrument | |
CN110977768A | Remote control workbench for inspection and detection | |
CN103965366A | Mixed starch airflow dryer | |
US8515280B1 | Physically-diverse routing in heterogeneous optical networks | |
US2012087665A1 | Method and apparatus for providing a route recommendation | |
US2010067899A1 | Standby restoration signaling for optical networks | |
CN1193694A | Automatic circulation electric power generator by physical effects |