Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11138759 | Image processing apparatus and image processing method | Ayu Karasudani, Atsunori Moteki, Toshiyuki Yoshitake, Mitsuhiro Makita | 2021-10-05 |
| 10951312 | Transmitting device, transmission control device, and transmission method | Ryuta Tanaka | 2021-03-16 |
| 10651935 | Signal adjustment apparatus and signal adjustment method | Ryuta Tanaka | 2020-05-12 |
| 10523365 | Discrimination method and communication system | Keizo Kato, Ryuta Tanaka | 2019-12-31 |
| 10491656 | Content transfer system, content transfer apparatus and terminal, and content transfer method | Taizo Anan | 2019-11-26 |
| 10460414 | Digital watermark information detecting device and digital watermark information detecting method | Keizo Kato, Ryuta Tanaka | 2019-10-29 |
| 10325338 | Information embedding device, information detecting device, information embedding method, and information detecting method | Ryuta Tanaka | 2019-06-18 |
| 10236979 | Transmitter, receiver, communication system, and transmission and reception methods | Keizo Kato, Ryuta Tanaka | 2019-03-19 |
| 10075239 | Reproduction device, method, storage medium, and system | Keizo Kato, Ryuta Tanaka, Akira Nakagawa | 2018-09-11 |
| 9865028 | Information detecting device, information detecting system, and information detecting method | Keizo Kato, Ryuta Tanaka | 2018-01-09 |
| 9760965 | Information embedding device, information detecting device, information embedding method, and information detecting method | Ryuta Tanaka | 2017-09-12 |
| 9749046 | Signal transmission device, signal transmission method, signal reception device, and communication system | Ryuta Tanaka, Akira Nakagawa | 2017-08-29 |
| 9607348 | Position information adding apparatus, position information adding method, and computer program for adding position information and position detection apparatus | Shohei Nakagata, Jun Takahashi, Taizo Anan | 2017-03-28 |
| 9582842 | Position information adding apparatus, position information adding method, and computer program for adding position information and position detection apparatus | Shohei Nakagata, Jun Takahashi, Taizo Anan | 2017-02-28 |
| 9373151 | Image processing device and image processing method | Ryuta Tanaka | 2016-06-21 |
| 9129184 | Image synthesis processor and image synthesis method | Jun Takahashi, Hiroshi Iwanaga, Shohei Nakagata, Taizo Anan | 2015-09-08 |
| 9111358 | Digital-watermark embedding device, digital-watermark embedding method, and digital-watermark detecting device | Taizo Anan | 2015-08-18 |
| 9094204 | Image encryption system and image decryption system | Shohei Nakagata, Jun Takahashi, Taizo Anan | 2015-07-28 |
| 9037871 | Image processing apparatus and image processing method | Jun Takahashi, Shohei Nakagata, Taizo Anan | 2015-05-19 |
| 8942413 | Digital watermark embedding apparatus, digital watermark embedding method, and digital watermark detection apparatus | Taizo Anan, Shohei Nakagata | 2015-01-27 |
| 8935536 | Image encryption/decryption device, method, and storage medium storing a program | Shohei Nakagata, Hiroshi Iwanaga, Jun Takahashi, Taizo Anan | 2015-01-13 |
| 8873744 | Electronic document processing system | Yasuharu Inami, Mutsumu Nagashima, Taizo Anan | 2014-10-28 |
| 8861781 | Digital watermark embedding apparatus and method | Shohei Nakagata, Taizo Anan | 2014-10-14 |
| 8843756 | Image processing apparatus and image processing method | Jun Takahashi, Shohei Nakagata, Taizo Anan | 2014-09-23 |
| 8837770 | Non-transitory computer readable storage medium, marker creating apparatus, and marker creating method | Jun Takahashi, Shohei Nakagata, Taizo Anan | 2014-09-16 |