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Takasumi Ohyanagi

Hitachi: 1 patents #1,533 of 3,950Top 40%
Overall (2002): #107,701 of 266,432Top 45%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6498368 Power semiconductor device Kozo Sakamoto, Yosuke Inoue, Akihiro Miyauchi, Masaki Shiraishi, Mutsuhiro Mori +1 more 2002-12-24