SK

Shigekazu Koguchi

Ricoh Company: 2 patents #5,693 of 9,818Top 60%
Overall (All Time): #1,963,133 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10069989 Human body detecting device Kenichi Iwata, Yohei Sakon 2018-09-04
9513574 Image forming apparatus Hiroyuki Sugiyama, Masahiko Shakuto, Shinji Minami, Tomoko Takahashi, Yoshinori Nakagawa +2 more 2016-12-06