HH

Hiroyuki Hama

Mitsubishi Electric: 2 patents #340 of 2,417Top 15%
AD Advantest: 1 patents #49 of 141Top 35%
Overall (2002): #28,928 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6424059 Gas insulated switching device Hirohide Aoki, Yasuhiro Maeda, Mitsuo Matsumoto 2002-07-23
6417682 Semiconductor device testing apparatus and its calibration method Toshikazu Suzuki, Hiroyuki Nagai, Noriyoshi Kozuka, Yukio Ishigaki, Shigeru Matsumura +3 more 2002-07-09
6342547 Epoxy resin composition for SF6 gas insulating device and SF6 gas insulating device Kenji Mimura, Hiromi Ito, Hiroyuki Nishimura, Kazuharu Kato, Hirofumi Fujioka +1 more 2002-01-29