KH

Katsuaki Hirai

Canon: 27 patents #2,142 of 19,416Top 15%
Overall (All Time): #155,840 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
5132741 Sheet original feeding apparatus and image forming system Tadayuki Kitajima, Masataka Naito, Noriyoshi Ueda, Takeshi Honjo, Yuji Morishige +1 more 1992-07-21