TM

Tomoko Maruyama

Canon: 18 patents #3,676 of 19,416Top 20%
KM Konica Minolta: 13 patents #145 of 2,718Top 6%
KM Konica Minolta: 12 patents #131 of 1,361Top 10%
MC Minolta Co.: 3 patents #574 of 1,416Top 45%
SO Sony: 2 patents #12,963 of 25,231Top 55%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Overall (All Time): #54,560 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 26–50 of 50 patents

Patent #TitleCo-InventorsDate
8319983 Image forming device, image forming device terminal, image forming system, and program for confidential documents Kazuhiro Tomiyasu, Kentaro Nagatani, Masahiro Imamura, Takeshi Hibino 2012-11-27
8203738 Image forming device, image forming device terminal, and program for authentication printing Takeshi Hibino, Kazuhiro Tomiyasu, Masahiro Imamura, Kentaro Nagatani 2012-06-19
8054389 Liquid crystal display apparatus having particular optical compensation layers Yuki Aikawa, Shouhei Maezawa 2011-11-08
7957036 Facsimile device and program product for facsimile printing Koichi Nagata, Kana Yamauchi 2011-06-07
7704414 Image-forming method employing a composition Koichi Sato, Ikuo Nakazawa, Ryuji Higashi, Sakae Suda, Masayuki Ikegami +2 more 2010-04-27
7250942 Display apparatus and method of controlling display apparatus Satoshi Mitsumura, Kazuaki Sugai, Atsushi Sakakibara, Yoshikazu Shibamiya, Eisaku Tatsumi +3 more 2007-07-31
7021981 Method for manufacturing electron emission element, electron source, and image forming apparatus Toshikazu Onishi, Yoshikazu Banno, Michiyo Nishimura, Toshihiko Takeda, Keisuke Yamamoto 2006-04-04
6887507 Membrane structure Tsuyoshi Nomoto, Yasuko Tomida, Junji Ohyama 2005-05-03
6876407 Liquid crystal display apparatus Yoshiki Nakatani, Shigeru Aomori 2005-04-05
6791658 Liquid crystal device Yoshinori Uno 2004-09-14
6721071 Facsimile allowing correct registration of telephone number 2004-04-13
6693375 Electron emitting device, electron source, image forming apparatus, and method for manufacturing them 2004-02-17
6379211 Method for manufacturing electron emission element, electron source, and image forming apparatus Toshikazu Onishi, Yoshikazu Banno, Michiyo Nishimura, Toshihiko Takeda, Keisuke Yamamoto 2002-04-30
6267636 Method for manufacturing electron emission element, electron source, and image forming apparatus Toshikazu Onishi, Yoshikazu Banno, Michiyo Nishimura, Toshihiko Takeda, Keisuke Yamamoto 2001-07-31
6195428 Data transmission apparatus having abbreviated dialing function 2001-02-27
6019998 Membrane structure Tsuyoshi Nomoto, Yasuko Tomida, Junji Ohyama 2000-02-01
5863458 Liquid crystal apparatus and display apparatus Hirokatsu Miyata, Hiroyuki Kitayama, Hirohide Munakata, Shinjiro Okada, Katsuhiko Shinjo 1999-01-26
5838410 Optical modulation element Ryoji Fujiwara, Shuzo Kaneko, Akio Maruyama, Tomoko Murakami 1998-11-17
5653675 Bioremediation process for polluted soil water system Tsunehiro Kanno, Yasuko Tomida, Junji Ohyama, Tsuyoshi Nomoto 1997-08-05
5479283 Ferroelectric liquid crystal apparatus having a threshold voltage greater than the polarization value divided by the insulating layer capacitance Shuzo Kaneko, Ryoji Fujiwara, Akio Yoshida 1995-12-26
5335256 Semiconductor substrate including a single or multi-layer film having different densities in the thickness direction Takashi Iizuka 1994-08-02
5327272 Optical modulation element Ryoji Fujiwara, Shuzo Kaneko, Akio Maruyama, Tomoko Murakami 1994-07-05
5321538 Method for gradation display using a liquid crystal optical element with minute insulation portions on the electrodes Shuzo Kaneko, Ryoji Fujiwara, Tomoko Murakami 1994-06-14
5270844 Liquid crystal optical element with minute insulation portions on the electrodes Shuzo Kaneko, Ryoji Fujiwara, Tomoko Murakami 1993-12-14
5260817 Liquid crystal optical device comprising a liquid crystal pixel and a parallel circuit for providing a gradation of display Shuzo Kaneko, Ryoji Fujiwara, Murakami Tomoko 1993-11-09