YN

Yoshinobu Nakamura

HI Hitachi: 1 patents #867 of 2,942Top 30%
IC Irie Koken Co.: 1 patents #1 of 2Top 50%
Overall (1997): #19,027 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5644171 Starter having an elastic seal member shaped to taper in a direction perpendicular to the longitudinal axis of the motor Shigeru Yumiyama, Shigehiko Omata, Takashi Suzuki 1997-07-01
5626324 Non-sliding vacuum gate valve Yuzo Hayashi 1997-05-06