KF

Keiji Fujiwara

Sumitomo Electric Industries: 2 patents #257 of 1,892Top 15%
Overall (1994): #27,974 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5361852 Screwing apparatus Hiroyuki Inoue, Tomomi Ogawa, Masumi Tezuka 1994-11-08
5353882 Screwing apparatus Hiroyuki Inoue, Tomomi Ogawa, Masumi Tezuka 1994-10-11