SI

Seiji Ichijima

Fujitsu Limited: 69 patents #122 of 24,456Top 1%
FU Fujifilm: 9 patents #988 of 4,519Top 25%
UL Udc Ireland Limited: 6 patents #36 of 148Top 25%
Overall (All Time): #20,645 of 4,157,543Top 1%
84
Patents All Time

Issued Patents All Time

Showing 1–25 of 84 patents

Patent #TitleCo-InventorsDate
11393989 Organic electroluminescent devices and metal complex compounds Kazumi Nii, Kousuke Watanabe, Tatsuya Igarashi, Toshihiro Ise 2022-07-19
10396299 Organic electroluminescent devices and metal complex compounds Kazumi Nii, Kousuke Watanabe, Tatsuya Igarashi, Toshihiro Ise 2019-08-27
10153444 Organic electroluminescent devices and metal complex compounds Kazumi Nii, Kousuke Watanabe, Tatsuya Igarashi, Toshihiro Ise 2018-12-11
8940415 Organic electroluminescent devices and metal complex compounds Kazumi Nii, Kousuke Watanabe, Tatsuya Igarashi, Toshihiro Ise 2015-01-27
8609259 Organic electroluminescent device and platinum compound Tatsuya Igarashi, Kousuke Watanabe, Toshihiro Ise 2013-12-17
8455115 Organic electroluminescent device Toshihiro Ise 2013-06-04
8277954 Organic electroluminescent device Toshihiro Ise 2012-10-02
8257838 Organic electroluminescent device and platinum compound Tatsuya Igarashi, Kousuke Watanabe, Toshihiro Ise 2012-09-04
8211553 Organic electroluminescent devices and metal complex compounds Kazumi Nii, Kousuke Watanabe, Tatsuya Igarashi, Toshihiro Ise 2012-07-03
8048538 Organic electroluminescent device Takeshi Murakami, Kazunari Yagi, Tatsuya Igarashi, Tasuku Satou 2011-11-01
7947383 Organic electroluminescent device Toshihiro Ise, Takeshi Murakami, Satoshi Sano 2011-05-24
7771845 Organic electroluminescent device Satoshi Sano, Tatsuya Igarashi, Toshihiro Ise, Takeshi Murakami 2010-08-10
7754347 Organic electroluminescent device Toshihiro Ise 2010-07-13
7615633 Organic electroluminescent device and platinum compound Tatsuya Igarashi, Kousuke Watanabe, Toshihiro Ise 2009-11-10
7569692 Organic electroluminescent devices and metal complex compounds Kazumi Nii, Kousuke Watanabe, Tatsuya Igarashi, Toshihiro Ise 2009-08-04
7196194 Dye-forming coupler, silver halide photographic light-sensitive material and azomethine dye compound Kiyoshi Takeuchi, Shigeki Uehira, Mario Aoki, Jun Ogasawara, Yasuhiro Shimada +6 more 2007-03-27
6727053 Dye-forming coupler, silver halide photographic light-sensitive material and azomethine dye compound Kiyoshi Takeuchi, Shigeki Uehira, Mario Aoki, Jun Ogasawara, Yasuhiro Shimada +6 more 2004-04-27
5846698 Silver halide color photographic material and processing method thereof Masashi Ogiyama, Toshihiro Nishikawa 1998-12-08
5538837 Silver halide color photographic light-sensitive material Keiji Mihayashi, Toshio Kawagishi 1996-07-23
5492796 Silver halide color photographic material and processing method thereof Masashi Ogiyama 1996-02-20
5476759 Silver halide color photographic material Keiji Mihayashi, Toshio Kawagishi, Naoki Saito, Masuji Motoki 1995-12-19
5474886 Silver halide color photographic material Kiyoshi Nakazyo, Keiji Mihayashi, Toshio Kawagishi 1995-12-12
5466566 Silver halide color photographic material Mamoru Tashiro 1995-11-14
5449598 Silver halide color photographic material Naoki Saito, Masuji Motoki, Takayoshi Kamio, Keiji Mihayashi 1995-09-12
5429917 Silver halide color photographic material comprising a high silver iodide containing silver halide emulsion and a coupler Keiji Mihayashi, Naoki Saito 1995-07-04