Issued Patents All Time
Showing 26–50 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8285186 | Laser fixing device and image forming apparatus | Takashi Matsubara, Naoyuki Egusa, Tetsuro Kodera | 2012-10-09 |
| 8268523 | Black color material and toner | Shinji Hasegawa, Minquan Tian, Yuka Ito, Kazunori Anazawa, Kazuhiko Hirokawa +3 more | 2012-09-18 |
| 8270278 | Optical recording apparatus, optical recording method, recording medium, and reproducing method | Jiro Minabe, Yasuhiro Ogasawara, Shin Yasuda, Katsunori Kawano, Koichi Haga +2 more | 2012-09-18 |
| 8260185 | Laser fixing apparatus including a condenser for increasing light usage efficiency | Takashi Matsubara, Naoyuki Egusa, Tetsuro Kodera, Miho Watanabe | 2012-09-04 |
| 8249493 | Fixing apparatus and image forming apparatus | Takashi Matsubara, Naoyuki Egusa, Tetsuro Kodera | 2012-08-21 |
| 8149487 | Optical apparatus | Kazuhiro Hayashi, Jiro Minabe, Katsunori Kawano, Yasuhiro Ogasawara, Shin Yasuda +2 more | 2012-04-03 |
| 8120819 | Image processing device and image forming device for generating corrected image data for a source image according to absorption wavelength characteristics of invisible coloring material | Kazuhiko Hirokawa, Kazunori Anazawa, Tomoko Miyahara, Minquan Tian, Shinji Hasegawa +3 more | 2012-02-21 |
| 8035873 | Hologram recording method and hologram recording device using generating light patterns | Katsunori Kawano, Jiro Minabe, Koichi Haga, Yasuhiro Ogasawara, Shin Yasuda +2 more | 2011-10-11 |
| 8017291 | Image-forming material | Minquan Tian, Kazuhiko Hirokawa, Yuka Ito, Suguru Nakaso, Shinji Hasegawa +4 more | 2011-09-13 |
| 8014255 | Holographic recording apparatus, holographic reproducing apparatus, holographic recording method and holographic reproducing method | Katsunori Kawano, Jiro Minabe | 2011-09-06 |
| 8007975 | Colorant and toner | Shinji Hasegawa, Kazunori Anazawa, Yuka Ito, Minquan Tian, Kazuhiko Hirokawa +4 more | 2011-08-30 |
| 8010006 | Fixing device, image-forming device, and fixing method | Takashi Matsubara, Miho Watanabe, Shinji Hasegawa | 2011-08-30 |
| 7985291 | Perimidine-substituted squarylium dye, dispersion medium, detection medium and image forming material | Kazuhiko Hirokawa, Kazunori Anazawa, Yuka Ito, Minquan Tian, Suguru Nakaso +4 more | 2011-07-26 |
| 7974173 | Optical device for holographic recording or reading and method for controlling the same | Katsunori Kawano, Jiro Minabe, Yasuhiro Ogasawara, Shin Yasuda, Koichi Haga +2 more | 2011-07-05 |
| 7951960 | Black color material and toner | Shinji Hasegawa, Minquan Tian, Yuka Ito, Kazuhiko Hirokawa, Miho Watanabe | 2011-05-31 |
| 7933450 | Writing information processing system, writing information generating device and computer readable storage medium | — | 2011-04-26 |
| 7910733 | Image-forming material | Minquan Tian, Yuka Ito, Shinji Hasegawa, Kazuhiko Hirokawa, Miho Watanabe +4 more | 2011-03-22 |
| 7846615 | Hologram recording material, hologram recording medium and hologram recording method | Hisae Yoshizawa, Jiro Minabe, Yasuhiro Ogasawara, Katsunori Kawano, Kazuhiro Hayashi +2 more | 2010-12-07 |
| 7835052 | Hologram recording method and hologram recording device | Jiro Minabe, Katsunori Kawano, Yasuhiro Ogasawara, Koichi Haga, Shin Yasuda +2 more | 2010-11-16 |
| 7826114 | Hologram recording apparatus, hologram recording method and optical recording medium | Jiro Minabe, Yasuhiro Ogasawara, Shin Yasuda, Katsunori Kawano, Koichi Haga +2 more | 2010-11-02 |
| 7826324 | Data playback method and device for data recorded as a hologram | Shin Yasuda, Yasuhiro Ogasawara, Jiro Minabe, Katsunori Kawano, Koichi Haga +2 more | 2010-11-02 |
| 7816059 | Hologram recording material, hologram recording medium and hologram recording method | Hisea Yoshizawa, Jiro Minabe, Yasuhiro Ogasawara, Katsunori Kawano, Kazuhiro Hayashi +2 more | 2010-10-19 |
| 7800801 | Two-dimensional coding method | Shin Yasuda, Jiro Minabe, Katsunori Kawano, Yasuhiro Ogasawara, Kazuhiro Hayashi +2 more | 2010-09-21 |
| 7787346 | Hologram recording method and device, hologram reproduction method and device, and optical recording medium | Yasuhiro Ogasawara, Jiro Minabe, Shin Yasuda, Katsunori Kawano, Kazuhiro Hayashi +2 more | 2010-08-31 |
| 7782732 | Optical recording method, optical reproducing method, and optical reproducing apparatus | Jiro Minabe, Yasuhiro Ogasawara, Katsunori Kawano, Koichi Haga, Shin Yasuda +2 more | 2010-08-24 |