Beijing
China
3
2012-09-20
The entities that hold a legal rights for patent applications filed by inventor Li Chenghai:
Chenghai Li from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
DEVICE AND METHOD FOR RECOGNIZING USER BEHAVIOR
#2 | 2011-06-30METHOD AND APPARATUS FOR PROCESSING TRAFFIC INFORMATION BASED ON INTERSECTIONS AND SECTIONS
#3 | 2011-06-30Method and apparatus for traffic information conversion using traffic information element knowledge base
3260669 ⎘