GUAN LIJIE has a total of 13 patent applications. Its first patent ever was published in 2000. It filed its patents most often in United States and China. Its main competitors in its focus markets audio-visual technology, machines and basic communication technologies are MAIWORM & DR BOSIEN GRUNDSTUEC, MUNTZ STEREO PAK INC and BOGEN GMBH W.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 8 | |
#2 | China | 5 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Machines | |
#3 | Basic communication technologies | |
#4 | Surface technology and coating | |
#5 | Telecommunications |
# | Technology | |
---|---|---|
#1 | Special information storage | |
#2 | Unspecified technologies | |
#3 | Coating metallic material | |
#4 | Resonators | |
#5 | Amplification control | |
#6 | Transmission |
# | Name | Total Patents |
---|---|---|
#1 | Guan Lijie | 12 |
#2 | Liu Fenglan | 3 |
#3 | Hou Yibing | 3 |
#4 | Jiang Ming | 2 |
#5 | Dovek Moris | 2 |
#6 | Li Yun-Fei | 2 |
#7 | Shi Changqing | 2 |
#8 | Hong Ying | 1 |
#9 | Smyth Joe | 1 |
#10 | Sasaki Yoshitaka | 1 |
Publication | Filing date | Title |
---|---|---|
US2012314324A1 | Non-uniform write gap perpendicular writer for shingle writing | |
US8444866B1 | Method and system for providing a perpendicular magnetic recording pole with a multi-layer side gap | |
US8264798B1 | Systems and methods for providing magnetic recording heads adapted for writing shingled tracks | |
US8257597B1 | Double rie damascene process for nose length control | |
US2009268344A1 | Graded bevel tapered write pole design for field enhancement | |
CN1363217A | Herbicide for corn field | |
CN1348691A | Composite prepn. of diniconazole and thiram | |
CN1348689A | Composite herbicide of sulcotrione and amide compounds for corn field | |
CN1348693A | Herbicide mixture prepn. of sulcotrione and nicoculsfuron fro corn field | |
CN1348687A | Mixture prepn. of fluoroglycofen-ethyl and 2,4-D butylate |