Inventor
HAYAMA Kohei
JP10 patents
⚠️ This page may combine multiple inventors who share the name “HAYAMA Kohei”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO RUBBER IND
9 patentsUSD963560SSep 13, 2022
Tire for automobile
SUMITOMO RUBBER IND2 citations70
USD963559SSep 13, 2022
Tire for automobile
SUMITOMO RUBBER IND2 citations70
USD963561SSep 13, 2022
Tire for automobile
SUMITOMO RUBBER IND2 citations70
USD1045761SOct 8, 2024
Tire for automobile
SUMITOMO RUBBER IND0 citations59
USD1045762SOct 8, 2024
Tire for automobile
SUMITOMO RUBBER IND0 citations59
USD964261SSep 20, 2022
Tire for automobile
SUMITOMO RUBBER IND0 citations59
USD962853SSep 6, 2022
Tire for automobile
SUMITOMO RUBBER IND1 citations59
US11618283B2Apr 4, 2023
Pneumatic tire
SUMITOMO RUBBER IND0 citations47
US12391070B2Aug 19, 2025
Tire
SUMITOMO RUBBER IND0 citations42