Iwaki
Japan
3
2022-11-03
The entities that hold a legal rights for patent applications filed by inventor Otsuka Jun:
Jun Otsuka from Iwaki, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
CUTTING INSERT AND CUTTING TOOL
#2 | 2021-12-02Cutting tool
#3 | 2017-07-06Rotary cutting tool having adjacent cutting inserts with wave-shaped edges and overlapping rotational trajectories coinciding in phase
6008244 ⎘