HM

Hiroyuki Matsukawa

TC Tomy Company: 8 patents #1 of 14Top 8%
MM Mitsubishi Materials: 1 patents #32 of 104Top 35%
Overall (2022): #10,415 of 548,613Top 2%
9
Patents 2022

Issued Patents 2022

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
D973144 Accessory for spinning top toy Makoto Muraki 2022-12-20
D971342 Accessory for spinning top toy Yohei Bando 2022-11-29
D960998 Accessory for spinning top toy Yohei Bando 2022-08-16
D960997 Accessory for spinning top toy Makoto Muraki 2022-08-16
D960999 Accessory for spinning top toy Yohei Bando, Tabito Kurosaka 2022-08-16
D961001 Accessory for spinning top toy Yohei Bando 2022-08-16
D958901 Accessory for spinning top toy Makoto Muraki 2022-07-26
D958902 Accessory for spinning top toy Yohei Bando 2022-07-26
11351601 Copper alloy powder having excellent laser absorptivity Jun Kato, Yuki Ito 2022-06-07