NH

Naoki Hamada

SE Seikagaku: 3 patents #1 of 13Top 8%
TC Taisei Kako Co.: 1 patents #2 of 21Top 10%
TO Toppan: 1 patents #19 of 105Top 20%
Overall (2025): #31,743 of 469,880Top 7%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12418032 Catalyst ink for forming electrode catalyst layer and method of producing membrane electrode assembly 2025-09-16
D1076069 Cover for medical powder spreading device Yuichi Yaegashi, Akio Maeda 2025-05-20
D1071172 Medical powder ejection device Motoki Ishikawa, Shota Noma, Yukihiro Ogawa 2025-04-15
D1070073 Medical powder spreading device Yuichi Yaegashi, Akio Maeda 2025-04-08