HY

Hideo Yamamoto

KC Kokusai Denshin Denwa Co.: 1 patents #15 of 65Top 25%
NC Nhk Spring Co.: 1 patents #3 of 13Top 25%
OC Oki Electric Industry Co.: 1 patents #57 of 237Top 25%
TK Toa Nenryo Kogyo: 1 patents #17 of 40Top 45%
TC Toyoda Gosei Co.: 1 patents #26 of 122Top 25%
📍 Hiroshima, CA: #1 of 3 inventorsTop 35%
Overall (1989): #4,984 of 140,708Top 4%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4886256 Vehicle suspension device with a coil spring embedded in an open cell foam Masakazu Nishiyama, Takeyoshi Shinbori 1989-12-12
4831878 Structure for mounting liquid level meter Chikahisa Hayashi, Makoto Kawai, Yoshikazu Hirose, Tatsuya Terayama, Nobutsugu Miyazaki 1989-05-23
4827339 Moving picture signal transmission system Masahiro Wada, Hirohisa Yamaguchi 1989-05-02
4812634 IC card with a solar battery Satoshi Ohta, Kouzi Tanagawa, Keiji Kumagai 1989-03-14