TK

Tsuyoshi Kojima

AC Aoyama Seisakusho Co.: 3 patents #2 of 14Top 15%
📍 Nara, JP: #22 of 175 inventorsTop 15%
Overall (2024): #62,656 of 561,600Top 15%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11885366 Piercing nut and method for fixing the same to inner surface of mating member having closed sectional shape Shigeki Matsunami, Kazuhiro Koga, Keiichiro Masui, Kenichiro ARAKI, Yuichi KATSUMATA 2024-01-30
11878380 Device and method for fixing nut to inner surface of pipe member Dan Kitajima, Kenichiro ARAKI, Kazuhiro Koga, Keiichiro Masui 2024-01-23
11879492 Nut and fixing structure of nut Shigeki Matsunami, Kazuhiro Koga, Naoki Hoshino, Takuya Yoshida 2024-01-23