Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7374442 | Memory card socket structure | Hirohisa Tanaka, Nobuhiko Kimura, Toshiya Kimura | 2008-05-20 | $836,000 |
| 7357674 | Memory card socket structure | Norimasa Kaji, Hiroaki Hayashi, Toshihiro Izushima, Hirohisa Tanaka | 2008-04-15 | $500,000 |
| 7309258 | Memory card socket structure | Hirohisa Tanaka, Toshiya Kimura | 2007-12-18 | $586,000 |
| 7294003 | Memory card socket structure | Hirohisa Tanaka | 2007-11-13 | $421,000 |
| 6674645 | High frequency signal switching unit | Kazuhiko Inoue, Masakazu Nishikawa, Kazuhisa Fujii | 2004-01-06 | $249,000 |