Inventor
YAMAMOTO SHUZO
JP5 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO SHUZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAMOTO SHUZO
3 patentsUS4462596AJul 31, 1984
Piece-stacking game device utilizing magnetic forces
YAMAMOTO SHUZO63 citations92
US8330874B2Dec 11, 2012
Video signal conversion device, video signal conversion method and video display device
YAMAMOTO SHUZO8 citations80
US4430824AFeb 14, 1984
Composite-picture forming play kit
YAMAMOTO SHUZO9 citations69