MN

Masato Nakajima

Ricoh Company: 18 patents #1,197 of 9,818Top 15%
KU Keio University: 7 patents #10 of 781Top 2%
YA Yazaki: 6 patents #746 of 3,427Top 25%
SC Sumitomo Osaka Cement Co.: 5 patents #68 of 327Top 25%
KP Kashima-Kita, Electric Power: 4 patents #2 of 20Top 10%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
RK Riso Kagaku: 4 patents #130 of 551Top 25%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
AI Arakawa Chemical Industries: 2 patents #18 of 130Top 15%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
OL Olympus: 2 patents #1,626 of 3,097Top 55%
MI Mizuno: 1 patents #24 of 46Top 55%
AK Arakawa Kagaku Kogyo Kabushiki Kaisha: 1 patents #23 of 51Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
MK Mitsubishi Kasei: 1 patents #404 of 911Top 45%
Nsk: 1 patents #937 of 1,559Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
AC Aloka Co.: 1 patents #34 of 94Top 40%
Overall (All Time): #43,206 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 26–50 of 57 patents

Patent #TitleCo-InventorsDate
7155053 Color image processing method and apparatus Shingo Ando, Satoko Imai 2006-12-26
7085437 Document modification apparatus and image processing apparatus Yukimoto Sakata, Junichi Hakamada, Asako Nakatsugawa 2006-08-01
6987881 Automatic visibility improvement method for digital image Kosei Takahashi 2006-01-17
6781715 Image processing method and system Hashimoto Koichi 2004-08-24
6771814 Image processing device and image processing method 2004-08-03
6587115 Method of an apparatus for distinguishing type of pixel Weidong Gong 2003-07-01
6466684 Environment monitoring system Kazuyuki Sasaki, Naoto Ishikawa, Teruhisa Imai 2002-10-15
6445809 Environment monitoring system Kazuyuki Sasaki, Naoto Ishikawa, Teruhisa Imai 2002-09-03
6285778 Vehicle surroundings monitor with obstacle avoidance lighting Junichi Yamaguchi, Hiroya Akita, Yoshihiro Tsuji, Kazuyuki Sasaki, Naoto Ishikawa 2001-09-04
6246961 Collision alarm method and apparatus for vehicles Kazuyuki Sasaki, Naoto Ishikawa, Hirosada Miyaoka 2001-06-12
6049747 Driver monitoring device Kazuyuki Sasaki, Naoto Ishikawa 2000-04-11
5759711 Liquid-circulating battery Mitsutaka Miyabayashi, Kanji Sato, Kouichi Furusato, Sumie Sekiguchi 1998-06-02
5666053 Charged particle beam apparatus for measuring magnetic field Hiroshi Suzuki, Hiroyuki Shinada, Katsuhiro Kuroda, Yusuke Yajima, Yoshio Takahashi +1 more 1997-09-09
5587132 Method for producing high purity vanadium electrolytic solution Toshiaki Akahoshi, Masatoshi Sawahata, Yutaka Nomura, Kanji Sato 1996-12-24
5521633 Motor vehicle obstacle monitoring system using optical flow processing Takahiro Fujishiro, Norio Kitamura, Kazuyuki Sasaki, Takahiro Oikawa, Kouji Ishii 1996-05-28
5464370 Device for changing a fluid passage Keishi Shimizu, Kanzi Shimizu, Masanobu Mitsumachi, Tetsushi Ishigami, Yoshitake Kusamichi 1995-11-07
5368762 Method for producing vanadium electrolytic solution Kanji Sato, Ko Magome 1994-11-29
5320712 Method for sizing of paper Shigeru Sawayama 1994-06-14
5318865 Redox battery Hiroko Kaneko, Akira Negishi, Ken Nozaki, Kanji Sato 1994-06-07
5288782 Rosin emulsion sizing agents for papermaking Itsuro Sakai, Nobuyuki Tani 1994-02-22
5280519 Communication apparatus capable of data communication and speech communication Osamu Suzuki 1994-01-18
5267059 Sheet scanner Takashi Kawabata, Hiroyuki Kudose 1993-11-30
5222074 Thermal decomposition cell Kiyoshi Uchiyama, Tomoko Suzuki, Tatsuo Yokotsuka, Akira Takamori 1993-06-22
5216706 Communication apparatus having remote control operation mode 1993-06-01
5206744 Document scanning apparatus having image signal correcting capability Takeshi Kamada 1993-04-27