KH

Koichi Hammanaka

Mitsubishi Electric: 1 patents #400 of 1,307Top 35%
Overall (1989): #33,994 of 140,708Top 25%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4888783 Semiconductor laser device Keisuke Kojima, Kazuo Kyuma, Susumu Noda, Masaaki Kameya, Jun Ohta 1989-12-19