TM

Takesuke Maruyama

HI Hitachi: 28 patents #1,022 of 28,497Top 4%
HM Hitachi Maxell: 5 patents #189 of 1,211Top 20%
HS Hitachi Video And Information Systems: 3 patents #39 of 269Top 15%
HI Hiatchi: 1 patents #1 of 84Top 2%
Overall (All Time): #99,308 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
5491525 Illumination unit for liquid crystal projection display apparatus and liquid crystal display apparatus having it used Futoshi Yamasaki, Yoshio Ariki, Masaharu Deguchi, Takashi Kakuda, Takanori Hisada 1996-02-13
5455694 Liquid crystal display with pixel shape same as image of light source through microlens Yoshio Ariki, Takashi Kakuda, Masaharu Deguchi, Futoshi Yamasaki 1995-10-03
5048939 Zoom lens system Masahiko Yatsu, Masaharu Deguchi, Hironobu Satoh, Kenji Kobayashi, Kenji Sano 1991-09-17
4941719 Light scanning system Takanori Hisada, Masaharu Deguchi, Yoshihiko Noro, Yoshifumi Honma, Yoshio Ariki +1 more 1990-07-17
4920420 Automatic focusing system Kenji Sano, Hironobu Satoh, Masaharu Deguchi, Toshio Murakami 1990-04-24
4842387 Automatic focusing apparatus for use in video camera and the like Toshio Murakami, Takashi Azumi, Hiroshi Sakurai, Yoshihiro Todaka 1989-06-27
4782356 Automatic focusing apparatus Kenji Sano, Hironobu Satoh, Takanori Hisada, Takashi Azumi 1988-11-01
4740676 Range finding automatic focusing system employing a rotatable transparent plate and a half-split light receiving element Hironobu Satoh, Takashi Azumi, Kenji Sano, Takanori Hisada 1988-04-26
4557567 Lens system with plastic lenses compensating for temperature changes Takashi Azumi, Takanori Hisada 1985-12-10
4246560 Self-converging deflection yoke Toshiharu Shimizu, Shuzo Matsumoto, Kei Yamashita, Atushi Takeyama 1981-01-20