KA

Keiji Akiyama

Fujitsu Limited: 20 patents #1,402 of 24,456Top 6%
SO Sony: 4 patents #8,966 of 25,231Top 40%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
JG Jgc: 1 patents #137 of 393Top 35%
Overall (All Time): #154,044 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
11177891 Communication device, communication system, and communication method Fumihiro Nishiyama 2021-11-16
10215486 Liquefied gas production facility Yoshihisa Wakamatsu, Naoyuki Takezawa, Takahiro Kitabayashi, Masahito Seiwa, Yuzuru Kakutani +2 more 2019-02-26
8137433 Method of regenerating metal, regenerated metal, material for lithographic printing plate bases, and lithographic printing plate Masakazu Osada, Toru Yamazaki, Yoshio Okishi 2012-03-20
7532665 Wireless communication apparatus and method, and computer program Katsuyuki Tanaka, Masayuki Takada 2009-05-12
6985714 Communication system, communication terminal and communication method Satoshi Konya 2006-01-10
6884560 Lithographic printing plate precursor Hiromitsu Yanaka, Kazuo Maemoto 2005-04-26
6852470 Heat-sensitive lithographic printing plate precursor Nobuyuki Kita, Hidekazu Oohashi 2005-02-08
6653042 Lithographic printing plate precursor, method for producing the same, and method of lithographic printing Kiyotaka Fukino, Shunsaku Higashi, Satoshi Hoshi 2003-11-25
6637334 Heat-sensitive lithographic printing plate precursor Hisashi Hotta, Kazuo Maemoto 2003-10-28
6632589 Lithographic printing process Toshifumi Inno, Hiromichi Tachikawa 2003-10-14
6455222 Lithographic printing plate precursor Kiyotaka Fukino 2002-09-24
6423467 Photosensitive resin composition Ikuo Kawauchi, Noriaki Watanabe, Koichi Kawamura 2002-07-23
6397749 Heat-sensitive lithographic printing plate precursor Nobuyuki Kita, Hidekazu Oohashi 2002-06-04
6277541 Photosensitive lithographic printing plate Seiji Uno, Shiro Tan, Mitsuhiro Imaizumi 2001-08-21
6114089 Positive working photosensitive lithographic printing plate Satoshi Takita, Mitsuhiro Imaizumi, Seiji Uno, Shiro Tan 2000-09-05
5958646 Positive-working photosensitive composition and process for image formation Koichi Kawamura, Satoshi Takita, Yoshitaka Kawamura 1999-09-28
5684806 Communication apparatus for TDMA system 1997-11-04
5582952 Photosensitive lithographic printing plate containing a two-equivalent coupler residue-containing polymer Koichi Kawamura, Toshifumi Inno, Katsuji Kitatani 1996-12-10
5464724 PS plate and method for processing same Noriaki Watanabe, Hisashi Hotta, Tadao Toyama, Nobuyuki Nishimiya 1995-11-07
5254430 Presensitized plate having anodized aluminum substrate, hydrophilic layer containing phosphonic or phosphinic compound and photosensitive layer containing O-quinone diazide compound Akira Nagashima, Tadao Toyama 1993-10-19
5250393 Method for developing presensitized plate for use in making lithographic printing plate Masanori Imai, Tadao Toyama, Akinobu Koike 1993-10-05
5230988 Method of making lithographic printing plate Tadao Toyama 1993-07-27
5149614 Developer compositions for PS plates and method for developing the same wherein the developer composition contains a surfactant having an aryl group, an oxyalkylene group and a sulfate ester or sulfonic acid group Hiroshi Misu 1992-09-22
5126229 Process for preparing positive or negative lithographic printing plates using a developer having at least one alkali-soluble mercapto compound and/or thioether compound Hiroshi Misu 1992-06-30
5047309 Photosensitive diazonium recording material with sulfur compound containing undercoat layer Akinobu Koike 1991-09-10