TT

Toshiaki Tokita

Ricoh Company: 44 patents #294 of 9,818Top 3%
Overall (All Time): #68,119 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
7310181 Optical deflection device and optical deflection method that control occurrence of alignment defect Yumi Matsuki, Hiroyuki Sugimoto, Shigeaki Nimura, Masanori Kobayashi, Yasuyuki Takiguchi 2007-12-18
7304705 Imaging unit, optical write unit, optical read unit and image forming apparatus Hiroyuki Sugimoto, Yumi Matsuki, Masanori Kobayashi, Yasuyuki Takiguchi 2007-12-04
7245430 Method and apparatus for displaying three-dimensional stereo image using light deflector Masanori Kobayashi, Yumi Matsuki, Hiroyuki Sugimoto 2007-07-17
7057700 Light deflection element, light deflection device and image display device Hiroyuki Sugimoto, Yumi Matsuki, Shigeaki Nimura, Masanori Kobayashi, Yasuyuki Takiguchi +2 more 2006-06-06
7038835 Optical deflection device and optical deflection method that control occurrence of alignment defect Yumi Matsuki, Hiroyuki Sugimoto, Shigeaki Nimura, Masanori Kobayashi, Yasuyuki Takiguchi 2006-05-02
6919982 Optical path deflecting element, optical path deflecting apparatus, image displaying apparatus, optical element and manufacturing method thereof Shigeaki Nimura, Masanori Kobayashi, Hiroyuki Sugimoto, Yasuyuki Takiguchi, Yumi Matsuki 2005-07-19
5769957 Regenerating method and apparatus of image holding supporting member Kakuzi Murakami, Kiyoshi Tanikawa, Tadashi Saito, Kiyofumi Nagai, Shigeru Fujita 1998-06-23
5736265 Magneto-optical recording medium and recording method using the same Motoharu Tanaka, Atsuyuki Watada 1998-04-07
5643380 Method of recycling image-deposited recording material and apparatus for recycling the same Tadashi Saitoh, Kiyoshi Tanikawa, Kakuji Murakami, Shigeru Fujita 1997-07-01
5638842 Device for removing a film-like image forming substance from a recording medium Akiko Konishi, Yasuo Miyoshi, Kakuji Murakami, Kiyoshi Tanikawa 1997-06-17
5619765 Device for removing a film-like image forming substance Akiko Konishi, Yasuo Miyoshi, Kakuji Murakami, Toshiaki Takahashi 1997-04-15
5487046 Magneto-optical recording medium having two magnetic layers with the same curie temperature Atsuyuki Watada, Motoharu Tanaka 1996-01-23
5459701 Magneto-optical recording method Motoharu Tanaka, Atsuyuki Watada, Yoshiko Kurosawa 1995-10-17
5430696 Magneto-optical recording medium Motoharu Tanaka, Atsuyuki Watada 1995-07-04
5420833 Magneto-optical recording medium having first and second magnetic layers Motoharu Tanaka, Atsuyuki Watada, Masaetsu Takahashi, Hiroshi Deguchi, Yoshiko Kurosawa 1995-05-30
5369629 Magneto-optical recording method and magneto-optical recording medium Atsuyuki Watada, Motoharu Tanaka 1994-11-29
5337293 Magneto-optical recording method and recording medium for use in the same Motoharu Tanaka, Atsuyuki Watada 1994-08-09
5323366 Magneto-optical recording method with switching and maintaining perpendicular magnetization light beam application modes Atsuyuki Watada, Motoharu Tanaka 1994-06-21
5103422 Three-dimensional magnetic memory medium and method for initial setting thereof Motoharu Tanaka, Hajime Yuzurihara 1992-04-07