JO

Junichi Okubo

NS Nippon Steel: 2 patents #58 of 421Top 15%
OL Olympus: 1 patents #193 of 578Top 35%
Overall (2021): #76,068 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11141817 Optical unit Keiichi Asami 2021-10-12
11045864 Method for producing forged crankshaft Kenji Tamura 2021-06-29
11045865 Method for producing forged crankshaft Kenji Tamura, Kunihiro Yoshida, Sam Soo HWANG, Ryusuke NAKANO, Masao Hori +1 more 2021-06-29