HK

Hiroshi Koyama

Nsk: 1 patents #24 of 154Top 20%
Canon: 1 patents #1,846 of 4,172Top 45%
📍 Tokyo, CO: #3 of 11 inventorsTop 30%
Overall (2020): #168,299 of 565,922Top 30%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10557505 Method and device for manufacturing bearing unit Nobuyuki Hagiwara, Kazuto Kobayashi, Isao Shintou, Toshio Nakamura 2020-02-11
10527999 Cartridge unit and image forming apparatus having features to prevent erroneous cartridge unit locking Ryota Yasui 2020-01-07