Issued Patents All Time
Showing 26–50 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064113 | Display apparatus, display method, and control program | Nobuatsu Sasanuma, Tomohisa Itagaki, Miyoko Hayashi, Masami Tomita, Toshio Saishoji | 2011-11-22 |
| 7976626 | Fiber reinforced cement composition and products and manufacturing process | Kazuo Utagaki, Tadashi Sugita | 2011-07-12 |
| 7972433 | Fiber reinforced cement composition and products and manufacturing process | Kazuo Utagaki, Tadashi Sugita | 2011-07-05 |
| 7967907 | Fiber reinforced cement composition and products and manufacturing process | Kazuo Utagaki, Tadashi Sugita | 2011-06-28 |
| 7905956 | Fiber reinforced cement composition and products and manufacturing process | Kazuo Utagaki, Tadashi Sugita | 2011-03-15 |
| 7837788 | Fiber reinforced cement composition and products and manufacturing process | Kazuo Utagaki, Tadashi Sugita | 2010-11-23 |
| 7758694 | Fiber reinforced cement composition and products and manufacturing process | Kazuo Utagaki, Tadashi Sugita | 2010-07-20 |
| 7722964 | Fiber reinforced cement board and manufacturing process | Kazuo Utagaki, Tadashi Sugita | 2010-05-25 |
| 7676080 | Method of creating color chart for color evaluation, and information processing apparatus thereof | Tomohisa Itagaki, Nobuatsu Sasanuma, Masami Tomita, Toshio Saishoji, Miyoko Hayashi | 2010-03-09 |
| 7633648 | Method and apparatus for calculating distances and reflection differences between measurement points on printed matter to evaluate image quality | Nobuatsu Sasanuma, Tomohisa Itagaki, Masami Tomita, Toshio Saishoji, Miyoko Hayashi | 2009-12-15 |
| 7626728 | Method and apparatus for calcuating color differences on measured evaluation charts to evaluate color reproducibility considering image homogeneity | Tomohisa Itagaki, Nobuatsu Sasanuma, Masami Tomita, Toshio Saishoji, Miyoko Hayashi | 2009-12-01 |
| 7608139 | Erasable image forming material | Takeshi Gotanda, Kenji Sano, Yumiko Sekiguchi, Shinya Sakurada | 2009-10-27 |
| 7569515 | Erasable image forming material | Kenji Sano, Takeshi Gotanda, Yumiko Sekiguchi | 2009-08-04 |
| 7378373 | Erasable image forming material | Takeshi Gotanda, Kenji Sano, Yumiko Sekiguchi | 2008-05-27 |
| 7354885 | Erasable image forming material | Kenji Sano, Takeshi Gotanda, Yumiko Sekiguchi | 2008-04-08 |
| 7276465 | Erasable image forming material | Kenji Sano, Takeshi Gotanda | 2007-10-02 |
| 7208449 | Decolorable image forming material | Kenji Sano, Masanori Ogiue | 2007-04-24 |
| D468729 | Speaker suspension | Takafumi Yuasa | 2003-01-14 |
| 6375742 | Apparatus for processing paper sheets to decolor an image formed thereon | Kenji Sano, Katsuyuki Naito, Sawako Fujioka, Tetsuo Okuyama, Shigeru Machida | 2002-04-23 |
| 6373575 | Paper classification apparatus | Shigeru Machida | 2002-04-16 |
| 6329317 | Decoloring method of decolorizable image forming material | Shigeru Machida, Kenji Sano | 2001-12-11 |
| 6326332 | Decolorable material and method for decoloring the same | — | 2001-12-04 |
| 6313066 | Decolorable image forming material and decoloring method of the same | — | 2001-11-06 |
| 6277208 | Method of decoloring an image forming material formed on a paper sheet | Kenji Sano, Katsuyuki Naito, Sawako Fujioka, Tetsuo Okuyama, Shigeru Machida | 2001-08-21 |
| 6267700 | Cooling system for a vehicle power unit | — | 2001-07-31 |