HO

Hiroshi Ohtsuka

GR Graphtec: 1 patents #1 of 3Top 35%
ML Mitsubishi Pencil Company, Limited: 1 patents #8 of 34Top 25%
Overall (2016): #138,230 of 481,213Top 30%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9519255 Label printer Shinichi Sasaki, Susumu Shoji 2016-12-13
9409438 Writing instrument with erasing member 2016-08-09