HS

Hiroaki Sasashige

MM Mitsubishi Mining: 2 patents #3 of 64Top 5%
Overall (1982): #12,903 of 81,411Top 20%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4337884 Single facer Tadashi Hirakawa, Hiroyuki Takenaka, Keiichi Katayama 1982-07-06
4316761 Single facer Tadashi Hirakawa, Hiroyuki Takenaka, Keiichi Katayama 1982-02-23