Kowloon
Hong Kong
6
2018-07-12
The entities that hold a legal rights for patent applications filed by inventor CHING Ho:
Ho CHING from Kowloon, HK has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD OF MARKING MATERIAL AND SYSTEM THEREFORE, AND MATERIAL MARKED ACCORDING TO SAME METHOD
#2 | 2016-08-18Silicon hairspring
#3 | 2015-04-16Method of providing markings to precious stones including gemstones and diamonds, and markings and marked precious stones marked according to such a method
#4 | 2015-01-29Silicon overcoil balance spring
#5 | 2014-12-04Method of marking material and system therefore, and material marked according to same method
#6 | 2011-09-15Oscillator system
991360 ⎘