CS

Chihiro Shirakawa

Canon: 8 patents #7,260 of 19,416Top 40%
Overall (All Time): #605,445 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12372894 Optical scanning apparatus and image forming apparatus Hiroyuki Fukuhara 2025-07-29
12099183 Optical scanning apparatus 2024-09-24
11988976 Image forming apparatus that scans photosensitive member using plurality of scan beams Hiroyuki Fukuhara, Takashi Kawana 2024-05-21
11789376 Optical scanning device and image forming apparatus 2023-10-17
11709437 Image forming apparatus Taku Murotani, Mitsuhiro Obara, Hiroki Katayama, Atsushi Sano, Jun Nagatoshi +1 more 2023-07-25
11537058 Image forming apparatus Taku Murotani, Mitsuhiro Obara, Hiroki Katayama, Atsushi Sano, Jun Nagatoshi +1 more 2022-12-27
10042281 Image forming apparatus 2018-08-07
9804522 Image forming apparatus 2017-10-31