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Inventor
HIDA HIROYUKI
JP
4 patents
⚠️ This page may combine multiple inventors who share the name “HIDA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI PENCIL CO
3 patents
US4109398A
Aug 29, 1978
Construction type educational and amusement device
MITSUBISHI PENCIL CO
68 citations
92
USD260662S
Sep 8, 1981
Toy construction piece
MITSUBISHI PENCIL CO
25 citations
78
USD253121S
Oct 9, 1979
Toy construction piece
MITSUBISHI PENCIL CO
14 citations
69
SONY GROUP CORP
1 patent
US11869296B2
Jan 9, 2024
Equipment controlling apparatus and equipment controlling method
SONY GROUP CORP
0 citations
54