Issued Patents All Time
Showing 1–25 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845485 | Microalgae of the genus Euglena, method for producing polysaccharides, and method for producing organic compound | Makoto Watanabe, Mikihide Demura, Masanobu Kawachi, Natsuki Sato, Jun Takezaki +3 more | 2017-12-19 |
| 9133043 | Biological treatment method for treating waste water and controlling COD loading rate per bacterium and COD concentration in effluent | Keiichi Matsuoka, Masanori Inukai, Hironobu Inamasu, Tetsuo Yamashita | 2015-09-15 |
| 8364313 | Robot system | Michiharu Tanaka | 2013-01-29 |
| 7543153 | Digital signature generating apparatus, method, computer program and computer-readable storage medium | Satoru Wakao | 2009-06-02 |
| 7197157 | Image sensing apparatus and method for adaptively embedding a watermark into an image | — | 2007-03-27 |
| 6383387 | Method for treating organic waste water | Susumu Hasegawa, Kenji Katsura, Masahiko Miura, Takahiro Fukui | 2002-05-07 |
| 6383378 | Apparatus for treating organic waste water | Susumu Hasegawa, Kenji Katsura, Masahiko Miura, Takahiro Fukui | 2002-05-07 |
| 6224769 | Method and apparatus for treating organic waste water | Susumu Hasegawa, Kenji Katsura, Masahiko Miura, Takahiro Fukui | 2001-05-01 |
| 6106717 | Method for treating organic waste water | Susumu Hasegawa | 2000-08-22 |
| 5987151 | Apparatus for detecting visual axis | — | 1999-11-16 |
| 5913079 | Optical apparatus having a line of sight detection device | Keisuke Aoyama, Akira Yamada | 1999-06-15 |
| 5848175 | View point detecting device | — | 1998-12-08 |
| 5784655 | Focus detecting apparatus having photoelectric area sensors | Mamoru Miyawaki, Kenji Suzuki, Toshiki Nakayama | 1998-07-21 |
| 5721967 | Equipment having line of sight detecting means | — | 1998-02-24 |
| 5694623 | Line of sight detecting device, and equipment comprising the device | — | 1997-12-02 |
| 5667270 | Focus detecting device | Hiroshi Matsushima | 1997-09-16 |
| RE35537 | Method and apparatus for forming color proof | Hitoshi Shimaoka, Shigeru Mizuo, Miyuki Hosoi | 1997-06-17 |
| 5634141 | Visual axis detection device capable of reducing detection errors due to variations of eyes among individuals | Akira Yamada, Yoshiaki Irie, Akihiko Nagano | 1997-05-27 |
| 5615399 | Focus detecting apparatus having photoelectric area sensors | Mamoru Miyawaki, Kenji Suzuki, Toshiki Nakayama | 1997-03-25 |
| 5585882 | Focus detecting apparatus detecting focus to a plurality of areas | — | 1996-12-17 |
| 5576796 | Optical apparatus having function to detect visual axis | — | 1996-11-19 |
| 5543887 | Device for detecting line of sight | — | 1996-08-06 |
| 5485004 | Photosensor device including means for designating a plurality of pixel blocks of any desired size | Kenji Suzuki, Mamoru Miyawaki, Toshiki Nakayama | 1996-01-16 |
| 5428420 | Focus detecting apparatus having photoelectric area sensors | Mamoru Miyawaki, Kenji Suzuki, Toshiki Nakayama | 1995-06-27 |
| 5402199 | Visual axis detecting apparatus | — | 1995-03-28 |