KM

Koichi Muramatsu

SC Sanyo Electric Co.: 3 patents #6 of 134Top 5%
Ricoh Company: 1 patents #415 of 1,125Top 40%
Overall (2022): #44,870 of 548,613Top 9%
4
Patents 2022

Issued Patents 2022

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11532847 Battery pack and production method for same Masami Haino, Kouji Fukushima 2022-12-20
11421749 Vibration damper and electronic device 2022-08-23
11424516 Battery pack and production method for same Masami Haino 2022-08-23
11276906 Battery module Masami Haino, Kouji Fukushima 2022-03-15