RH

Ryuichi Hagiya

AC Alps Electric Co.: 8 patents #222 of 2,177Top 15%
Overall (All Time): #660,020 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
7202855 Capacitive input device Hiroshi Shigetaka 2007-04-10
6184872 Coordinate data input device and method of fabricating the same Hideto Matsufusa, Naoki Yamada 2001-02-06
6093477 Laminated substrates and data input unit using the same Hideto Matsufusa 2000-07-25
5973282 Sheet-shaped switch Satoru Takemori, Naoki Yamada 1999-10-26
5926171 Coordinate data input device Hideto Matsufusa, Naoki Yamada 1999-07-20
5896127 Coordinate data input device and method of fabricating the same Hideto Matsufusa, Naoki Yamada 1999-04-20
5892191 Sheet-like switch with nonoverlapping conductive patterns Satoru Takemori, Naoki Yamada 1999-04-06
5869790 Coordinate input apparatus having orthogonal electrodes on opposite surfaces of a dielectric substrate and through-hole connections and manufacturing method thereof Hiroshi Shigetaka, Hideto Matsufusa, Naoki Yamada 1999-02-09