Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10678353 | Electronic apparatus for communication between electronic pen and external device | Nobuhiro Kitagawa | 2020-06-09 |
| 9372551 | Image reading apparatus | Yasuhiro Ogasawara, Shin Takeuchi, Eigo Nakagawa, Hirokazu Ichikawa, Kazushige Ooi +1 more | 2016-06-21 |
| 8570307 | Electronic writing instrument, computer system, electronic writing method and computer readable medium | Shin Takeuchi, Eigo Nakagawa, Hiroyuki Funo, Tomohito Takagi | 2013-10-29 |
| 8305649 | Image reading device | Hirokazu Ichikawa, Shin Takeuchi | 2012-11-06 |
| 8169423 | Electronic writing instrument, computer system, electronic writing method and computer readable medium | Shin Takeuchi, Eigo Nakagawa, Hiroyuki Funo, Tomohito Takagi | 2012-05-01 |
| 6385355 | Optical deflection element | Keiichi Nashimoto, Shigetoshi Nakamura, Takashi Morikawa, Hiroaki Moriyama, Masao Watanabe | 2002-05-07 |
| 6078717 | Opical waveguide device | Keiichi Nashimoto, Masao Watanabe, Hiroaki Moriyama, Shigetoshi Nakamura, Takashi Morikawa | 2000-06-20 |