HT

Hibiki Tatsuno

Ricoh Company: 62 patents #126 of 9,818Top 2%
Overall (All Time): #36,504 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 51–62 of 62 patents

Patent #TitleCo-InventorsDate
7852522 Original-document illumination apparatus, image reading apparatus, color-original-document reading apparatus, and image forming apparatus 2010-12-14
7810931 Light source apparatus, optical modulation apparatus, display apparatus, light condense illumination apparatus and projection type color display apparatus Atsushi Kawamura 2010-10-12
7697762 Document lighting unit, image scanning unit, and image forming apparatus 2010-04-13
7589307 Image display apparatus that reduces illuminance irregularity, projection-type image display apparatus using the image display apparatus and rear-projection televison 2009-09-15
7538916 Document lighting device, image reader, color document reader, and image forming device 2009-05-26
7527394 Image-displaying apparatus 2009-05-05
7507942 Illumination apparatus that suppresses light intensity distribution irregularity and projection-type display apparatus using the illumination apparatus 2009-03-24
7438443 Lighting device, image-reading device, color-document reading apparatus, image-forming apparatus, projection apparatus Kiichiro Nishina 2008-10-21
7164541 Zoom lens, camera, and mobile information terminal Kiichiro Nishina, Nobuaki Ono 2007-01-16
7064902 Zoom lens, camera, and mobile information terminal Kiichiro Nishina, Nobuaki Ono 2006-06-20
7031074 Zoom lens, camera, and mobile information terminal Kiichiro Nishina, Nobuaki Ono 2006-04-18
6924938 Zoom lens, camera, and mobile information terminal Kiichiro Nishina, Nobuaki Ono 2005-08-02