TS

Tetsuo Sekine

HC Hakko Electric Machine Works Co.: 4 patents #2 of 14Top 15%
Overall (All Time): #1,290,184 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5505211 Biopsy needles Masao Ohto, Chikara Nakao, Takefumi Daido, Masaru Maruyama 1996-04-09
5026350 Set of double needles for injecting liquid medicine Masataka Tanaka, Masao Ohto, Hiroshi Takahashi, Masaru Maruyama 1991-06-25
4846799 Set of double needles for injecting liquid medicine Masataka Tanaka, Masao Ohto, Hiroshi Takahashi, Masaru Maruyama 1989-07-11
4643196 Biopsy needle set Masataka Tanaka, Masao Ohto, Koji Isobe, Masaru Maruyama 1987-02-17