YK

Yasuaki Koiwa

SC Senju Sprinkler Co.: 6 patents #1 of 8Top 15%
Overall (2022): #18,637 of 548,613Top 4%
6
Patents 2022

Issued Patents 2022

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11511144 Sprinkler head — 2022-11-29
D964517 Sprinkler head accessory — 2022-09-20
D963110 Sprinkler head accessory — 2022-09-06
D961727 Sprinkler head accessory — 2022-08-23
11383114 Sprinkler head Koki Sato 2022-07-12
11324980 Sprinkler head — 2022-05-10