HS

Hiroyuki Suhara

Ricoh Company: 2 patents #62 of 609Top 15%
Overall (2002): #62,158 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6400391 Optical scanning lens, optical scanning device and image forming apparatus Satoru Itoh, Tatsuya Ito, Takeshi Ueda, Yoshinori Hayashi, Magane Aoki +5 more 2002-06-04
6376837 Optical scanning apparatus and image forming apparatus having defective light source detection Akihisa Itabashi, Magane Aoki, Akira Kojima, Nobuaki Kubo, Tomoya Ohsugi 2002-04-23