KH

Koji Hisanaga

NE Nec: 2 patents #5,510 of 14,502Top 40%
Overall (All Time): #2,247,855 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5886880 Power circuit for transferring energy by alternately switching winding circuits of a transformer at high speed 1999-03-23
5267133 Switching power source Hiroyuki Motomura, Mikinao Takizawa, Shigeo Miyazawa 1993-11-30