Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12055439 | Quantum absorption spectroscopy system and quantum absorption spectroscopy method | Ryo Okamoto, Yu MUKAI | 2024-08-06 |
| 11494739 | Exchanging messages during a chat session | Nobuyuki Ishikawa, Kazuhiro Konno, Akira Saitoh, Hayato Uenohara | 2022-11-08 |
| 11320154 | Hot-water supply apparatus | Atsushi Fukaya | 2022-05-03 |
| 11306981 | Heat exchanger | Yoshio Goto, Daisuke Naito | 2022-04-19 |
| 11131512 | Heating device | Yoshio Goto, Daisuke Naito | 2021-09-28 |
| 11068851 | Exchanging messages during a chat session | Nobuyuki Ishikawa, Kazuhiro Konno, Akira Saitoh, Hayato Uenohara | 2021-07-20 |
| 10094611 | Heat medium circulation device | Ryosuke Yuge | 2018-10-09 |
| 9886188 | Manipulating multiple objects in a graphic user interface | Akira Saito, Takeyuki Shimura, Hayato Uenohara, Satoshi Yokoyama | 2018-02-06 |
| 9836723 | Exchanging messages during a chat session | Nobuyuki Ishikawa, Kazuhiro Konno, Akira Saito, Hayato Uenohara | 2017-12-05 |
| 9513767 | Displaying posts in real time along axes on a computer screen | Yasuyuki Tominaga, Naomi Zenge | 2016-12-06 |
| 9330267 | Filtering confidential information in voice and image data | Seiji Abe, Mitsuru Shioya, Daisuke Tomoda | 2016-05-03 |
| 8913744 | Filtering confidential information in voice and image data | Seiji Abe, Mitsuru Shioya, Daisuke Tomoda | 2014-12-16 |
| 8528050 | Instant messagings | Hiroaki Kashima, Masami Tada, Daisuke Tomoda, Hayato Uenohara, Yuhko Yamauchi | 2013-09-03 |
| 8270841 | Quantum communication apparatus, quantum communication system and quantum communication method | Tsuyoshi Nishioka, Alexandre Soujaeff, Toshio Hasegawa, Junnichi Abe | 2012-09-18 |
| 8176315 | Gateway device, controlling method of the same, and program record medium storing controlling method | Kazuhiro Okada, Katsunori ISHIYAMA | 2012-05-08 |
| 8064646 | Technique for authenticating an object on basis of features extracted from the object | Masao Hagino, Hiroaki Kashima, Daisuke Tomoda | 2011-11-22 |
| 7841013 | Image forming device, computer program, and data file | — | 2010-11-23 |
| 7707402 | Quantum cipher communication system | — | 2010-04-27 |
| 7211812 | Entangled photon pair generating apparatus | — | 2007-05-01 |
| 7088824 | Single-photon-emission apparatus | — | 2006-08-08 |
| 7049574 | Generator for producing photon number state | — | 2006-05-23 |
| 6654320 | Optical pickup apparatus | Masaharu Fukakusa, Shogo Horinouchi, Toshihiro Koga, Fuminobu Furukawa | 2003-11-25 |
| 6441832 | Hierarchical processing apparatus and hierarchical processing method for video and audio data | Akihiko Tao, Shina Ueno, Yoko Komori | 2002-08-27 |
| 6421488 | Photon beam generator | — | 2002-07-16 |
| 6057944 | Image scanning device | — | 2000-05-02 |