MY

Masato Yokoyama

Ricoh Company: 24 patents #864 of 9,818Top 9%
NC Nippondenso Co.: 2 patents #1,150 of 3,479Top 35%
AC Ajinomoto Co.: 1 patents #1,164 of 2,190Top 55%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
📍 Ebeye: #79 of 4,528 inventorsTop 2%
Overall (All Time): #119,016 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
5799229 Toner spreading device for a charging roller of an image forming apparatus Takaya Muraishi, Masumi Sato, Hiroshi Saito, Toshiyuki Uchida 1998-08-25
5719684 Image forming apparatus having an endless conveying and transferring belt with an interrupt control Hiroyuki Ohkaji, Masumi Sato 1998-02-17
5321483 Cleaning device for image forming equipment Sadao Takahashi, Masaru Tanaka 1994-06-14
4787808 Trailer Morio Shimoji 1988-11-29
4737090 Movable vane compressor Takuo Sakai, Shinji Takeda, Eiichi Nagasaku, Makoto Kondo 1988-04-12
4560332 Rotary vane-type compressor with vanes of more thermally expansible material than rotor for maintaining separation of rotor from housing side plate during high temperature operation Eiichi Nagasaku, Tosiki Taya, Toshiyuki Kato 1985-12-24