HY

Hiroshi Yoshinaga

Ricoh Company: 2 patents #62 of 609Top 15%
Overall (2002): #61,927 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6366754 Color image forming apparatus with toner recycling Masumi Sato, Kazuhiko Yuuki, Yoshinori Ozawa, Atsushi Takehara 2002-04-02
6336013 Image forming apparatus and process cartridge having magnet to prevent toner scattering Takeo Suda 2002-01-01