RH

Ryuichi Hiratsuka

NS Nippon Steel: 4 patents #672 of 4,423Top 20%
SU Systems Uniques: 2 patents #4 of 6Top 70%
NK Nippon Hoso Kyokai: 1 patents #306 of 703Top 45%
📍 Kimitsu, JP: #32 of 145 inventorsTop 25%
Overall (All Time): #1,297,561 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5089824 Antenna apparatus and attitude control method Masahiro Uematsu, Tetsumi Harakawa, Kenji Ohmaru, Shigeru Yamazaki, Yasuhiro Ito +2 more 1992-02-18
5073783 Antenna system Masahiro Uematsu, Kazuro Kato 1991-12-17
4994812 Antenna system Masahiro Uematsu, Kazuro Kato 1991-02-19
4867226 Method of oscillating continuous casting mold at high frequencies and mold oscillated by such method Masatsugu Uehara, Haruo Kitamura, Kenzo Sawada, Tetsuo Nakamura, Takashi Ishizawa +5 more 1989-09-19