Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10901534 | Identification component, writing instrument, and handwriting input system | — | 2021-01-26 |
| 10754453 | Handwriting input system, board, and identification component | Sachio Tanaka | 2020-08-25 |
| 10698553 | Writing input device | Hiroki Yoshino | 2020-06-30 |
| 9046255 | Illumination device and display device | — | 2015-06-02 |
| 7733164 | Semiconductor device with decoupling capacitance controlled and control method for the same | Takashi Umamichi | 2010-06-08 |
| 7525530 | Display device and scanning circuit testing method | Yutaka Takafuji, Akira Shibazaki | 2009-04-28 |
| 7500212 | Method, apparatus and program for automatically routing semiconductor integrated circuit | — | 2009-03-03 |
| 6909304 | Display device and scanning circuit testing method | Yutaka Takafuji, Akira Shibazaki | 2005-06-21 |
| 6597248 | Voltage-controlled oscillator | — | 2003-07-22 |
| 5295740 | Pressure control device for hydraulic braking system | Hiroyuki Watanabe, Yuji Oishi, Ishiro Kaneda, Masahiko Hara, Koji Morita | 1994-03-22 |