Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142267 | Passive walking apparatus and passive walking module | Takao Sawano, Keizo Ohta | 2021-10-12 |
| 7235738 | Portable data device | Kazuyuki Horinouchi, Masayuki Ehiro | 2007-06-26 |
| 6930410 | Mobile receptacle, power feeding gate device, server device and power usage management system for efficiently delivering electric power | Masakazu Ikeda | 2005-08-16 |
| D484126 | Image input apparatus for an electronic game machine | — | 2003-12-23 |
| D479280 | Image input apparatus for an electronic game machine | — | 2003-09-02 |
| D478635 | Image input apparatus for an electronic game machine | — | 2003-08-19 |