JK

Junichi Katayama

MA Makita: 1 patents #26 of 93Top 30%
OC Okuno Chemical Industries Co.: 1 patents #4 of 6Top 70%
Overall (2018): #132,924 of 503,207Top 30%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10096347 Battery pack and method for writing data to battery pack Tomoo Muramatsu 2018-10-09
9920416 Blackening treatment solution for black Cr—Co alloy plating film Shingo Nagamine, Ryuichi Tamura 2018-03-20