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Yoshio Naruse

TC Teikoku Piston Ring Co.: 1 patents #7 of 13Top 55%
Overall (1994): #48,133 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5316321 Nonferrous piston ring with hard surface treatment layer Masao Ishida 1994-05-31