YY

Yoko Yamada

Canon: 39 patents #1,145 of 19,416Top 6%
YC Yamakawa Chemical Industry Co.: 1 patents #5 of 26Top 20%
Overall (All Time): #83,633 of 4,157,543Top 3%
39
Patents All Time

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDate
5733476 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura 1998-03-31
5686020 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Hiroyuki Nohira, Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura +1 more 1997-11-11
5595685 Mesomorphic compound, liquid crystal composition containing same, liquid crystal device using same and display apparatus Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura 1997-01-21
5589103 Mesomorphic compound, liquid crystal composition containing same, and liquid crystal device using same Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura, Ikuo Nakazawa 1996-12-31
5580488 Mesomorphic compound liquid crystal composition containing the compound, liquid crystal device using the composition, display apparatus and display method Shinichi Nakamura, Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Ikuo Nakazawa 1996-12-03
5512209 Quinoxaline compound, liquid crystal composition containing the compound, liquid crystal device using the composition, display apparatus and display method Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura, Ikuo Nakazawa 1996-04-30
5395551 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Takeshi Togano, Takao Takiguchi, Takashi Iwaki, Shinichi Nakamura 1995-03-07
5385692 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Takashi Iwaki, Takao Takiguchi, Takeshi Togano, Shinichi Nakamura 1995-01-31
5354501 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Shinichi Nakamura, Takao Takiguchi, Kenji Shinjo, Takashi Iwaki, Takeshi Togano 1994-10-11
5328639 Fluoroalkane derivative, its composition and liquid crystal device using the same Hiroyuki Nohira, Masanao Kamei, Shinichi Nakamura, Kazuharu Katagiri, Masahiro Terada +6 more 1994-07-12
5318720 Liquid crystal composition, liquid crystal device, display apparatus and display method Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura 1994-06-07
5284599 Mesomorphic compound, liquid crystal composition containing same, liquid crystal device using same display apparatus Takashi Iwaki, Takao Takiguchi, Takeshi Togano, Shinichi Nakamura 1994-02-08
5281362 Optically active compound, liquid crystal composition, liquid crystal device, display apparatus and display method Hiroyuki Nohira, Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura +1 more 1994-01-25
5250219 Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same Shosei Mori, Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Masataka Yamashita +2 more 1993-10-05
5244596 Mesomorphic compound for use in liquid crystal composition and liquid crystal device and display apparatus using same Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura 1993-09-14
5244595 Mesomorphic compound and liquid crystal composition containing same for use in liquid crystal device and display apparatus Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura 1993-09-14
5236619 Mesomorphic compound, liquid crystal composition containing same, liquid crystal device using same and display apparatus Takashi Iwaki, Takao Takiguchi, Takeshi Togano, Shinichi Nakamura 1993-08-17
5217644 Mesomorphic compound, liquid crystal composition containing same, liquid crystal device using same and display apparatus Hiroyuki Nohira, Shinichi Nakamura, Akira Sakaigawa, Yasumasa Tashiro, Yoshio Aoki 1993-06-08
5217645 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Takashi Iwaki, Takao Takiguchi, Takeshi Togano, Shinichi Nakamura 1993-06-08
5213709 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura 1993-05-25
5200109 Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same Takashi Iwaki, Takao Takiguchi, Shinichi Nakamura, Takeshi Togano, Shosei Mori 1993-04-06
5194177 Optically active compound, liquid crystal composition, liquid crystal device, display apparatus and display method Hiroyuki Nohira, Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura 1993-03-16
5190690 Mesomorphic compound, liquid crystal composition containing same and liquid crystal device using same Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shosei Mori 1993-03-02
5188762 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Takashi Iwaki, Takao Takiguchi, Takeshi Togano, Shinichi Nakamura 1993-02-23
5176845 Mesomorphic compound, liquid crystal composition, liquid crystal device, display apparatus and display method Takao Takiguchi, Takashi Iwaki, Takeshi Togano, Shinichi Nakamura 1993-01-05