Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7796098 | Light emitting device | Ken-ichi Masumoto | 2010-09-14 |
| 7652803 | Driving device of light source | Masakazu Mizusaki, Ken-ichi Masumoto | 2010-01-26 |
| 7512301 | Image reader and image processor having a light source forming trapezoid-shaped illuminance distribution in sub-scanning direction | Masaichiro Tatekawa | 2009-03-31 |
| 7463275 | Light source for image writing apparatus and production method for light source | Ken-ichi Masumoto, Yuji Toyomura, Takafumi HAMANO, Akira Gyotoku, Hideki Maruyama | 2008-12-09 |
| 7249324 | Electronic paper file | Hiroyuki Matsuo, Masaichiro Tatekawa | 2007-07-24 |
| 7224497 | Light source of image reading apparatus and driving device of light source | Masakazu Mizusaki, Ken-ichi Masumoto | 2007-05-29 |
| 7154452 | Electronic paper, electronic paperfile and electronic pen | Masaichiro Tatekawa, Hiroyuki Matsuo | 2006-12-26 |
| 6945632 | Ink jet head and ink jet type recording apparatus | Hiroyuki Matsuo | 2005-09-20 |
| 6933487 | Image reader and image processor having a light source forming trapezoid-shaped illuminance distribution in sub-scanning direction | Masaichiro Tatekawa | 2005-08-23 |
| 6906705 | Electronic file with flexible display medium | Hiroyuki Matsuo, Masaichiro Tatekawa | 2005-06-14 |
| 6891328 | Light source for image reading apparatus and image reading apparatus | Masaichiro Tatekawa | 2005-05-10 |
| 6844888 | Image writing device, light source, light source unit, microlens and fabrication method for microlens | — | 2005-01-18 |
| 6717751 | Image reading apparatus | Masaichiro Tatekawa | 2004-04-06 |
| 6497477 | Ink-jet head mounted with a driver IC, method for manufacturing thereof and ink-jet printer having the same | Hideaki Horio | 2002-12-24 |
| 6268600 | Linear illumination device | Kouki Hongou, Eiichiro Tanaka, Shinji Fujiwara, Takahiko Murata, Yuka Kajita | 2001-07-31 |
| 6127675 | Linear illumination device | Kouki Hongou, Eiichiro Tanaka, Shinji Fujiwara, Takahiko Murata, Yuka Kajita | 2000-10-03 |
| 6072171 | Linear illumination device | Kouki Hongou, Eiichiro Tanaka, Shinji Fujiwara, Takahiko Murata, Yuka Kajita | 2000-06-06 |
| 5969343 | Linear illumination device | Kouki Hongou, Eiichiro Tanaka, Shinji Fujiwara, Takahiko Murata, Yuka Kajita | 1999-10-19 |