HS

Hiroki Shirado

Ricoh Company: 3 patents #185 of 1,487Top 15%
Overall (2020): #88,351 of 565,922Top 20%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10855866 Document size detection device, image reading device, image forming apparatus, and document size detecting method Tomohiro Sasa, Tadaaki OYAMA, Tatsuya Ozaki, Kohsuke Nambara 2020-12-01
10542184 Photoelectric conversion device, defective pixel determining method, image forming apparatus, and recording medium Takuhei Yokoyama, Masamoto Nakazawa 2020-01-21
10536655 Photoelectric conversion device, image forming apparatus, photoelectric conversion method, and non-transitory recording medium Masamoto Nakazawa, Masayuki Yabuuchi 2020-01-14