Inventor
OONUMA TAKAHIRO
JP7 patents
⚠️ This page may combine multiple inventors who share the name “OONUMA TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
5 patentsUS12535758B2Jan 27, 2026
Sheet detection device and image forming apparatus
CANON KK0 citations60
US12535760B2Jan 27, 2026
Sheet detection device and image forming apparatus
CANON KK0 citations50
US12529987B2Jan 20, 2026
Sheet detection device and image forming apparatus
CANON KK0 citations50
US12461475B2Nov 4, 2025
Image forming apparatus
CANON KK0 citations50
US12306566B2May 20, 2025
Information processing apparatus for determining causal part of cause of error which has occurred in image forming apparatus, and notification method of giving notification of causal part of cause of error which has occurred in image forming apparatus
CANON KK0 citations50