HY

Hirobumi Yoshino

Ricoh Company: 11 patents #2,054 of 9,818Top 25%
Overall (All Time): #474,374 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
5287155 Temperature control method for a fixing device Atsushi Arai 1994-02-15
5064181 Paper handling apparatus Masatoshi Hosoi, Tsutomu Ichinose, Masashi Shimada, Shin Umeda 1991-11-12
5054766 Paper positioning device Nobuyoshi Seki, Nobuyuki Morii, Takashi Komada, Masatoshi Hosoi, Yoshihide Sugiyama +8 more 1991-10-08
5031890 Paper handling apparatus Masatoshi Hosoi, Masashi Shimada, Yuji Ueno, Tsutomu Ichinose, Shin Umeda +1 more 1991-07-16
4944031 Operational condition setting device for an office machine Takashige Ito, Junichi Kawase, Hiroyuki Maeda 1990-07-24
4912512 Electrophotographic copier with a capability of automatically setting up optimum process conditions Akira Midorikawa, Yoshihiro Nakashima 1990-03-27
4876571 Copying machine having a bar code reader Yoko Nakamura, Fumiyo Kojima 1989-10-24
4799081 Copying system having copying and service program modes Mitsutoyo Kikuno, Tatsuo Hirono, Yoshihiro Nakashima 1989-01-17
4682158 Guidance device for manipulation of machine Masaji Ito, Akira Midorikawa, Masayuki Shinada, Tatsuo Hirono, Mitsuo Shibusawa 1987-07-21
4677310 Power supply control device for copier having timer Akira Midorikawa, Masaji Ito, Masayuki Shinada, Tatsuo Hirono, Mitsuo Shibusawa 1987-06-30
4627707 Copier with image editing function Tatsuo Tani, Akira Midorikawa, Masaji Ito, Masashi Kuno, Masayuki Shinada +1 more 1986-12-09