MN

Masao Nishigai

HS Hitachi Seiko: 4 patents #5 of 106Top 5%
📍 Ayase, JP: #93 of 339 inventorsTop 30%
Overall (All Time): #1,297,685 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5115561 Method of spot-facing printed circuit board Masahiro Kawamura, Tamio Otani 1992-05-26
5094574 Spot facing method and apparatus for printed circuit board Tamio Otani, Yasuhiko Kanaya 1992-03-10
5011345 Contour machining method and apparatus for printed circuit board Tamio Otani, Yasuhiko Kanaya, Tetsuo Murakami 1991-04-30
4966508 Work holding device for cutting printed boards Tamio Otani, Yasuhiko Kanaya 1990-10-30