Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8126202 | Digital watermark padding method, digital watermark padding device, digital watermark detecting method, digital watermark detecting device, and program | Takao Nakamura, Susumu Yamamoto, Ryo Kitahara, Atushi Katayama, Hisato Miyachi | 2012-02-28 |
| 7970164 | Digital watermark padding method, digital watermark padding device, digital watermark detecting method, digital watermark detecting device, and program | Takao Nakamura, Susumu Yamamoto, Ryo Kitahara, Atushi Katayama, Hisato Miyachi | 2011-06-28 |
| 7243585 | Rotary cutter and method for manufacturing fibrous product using the same | Hideaki Miyauchi | 2007-07-17 |
| 7127975 | Rotary cutter and method for manufacturing fibrous product using the same | Hideaki Miyauchi | 2006-10-31 |