Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
SI

Satoshi Ido — 5 Patents

Hitachi: 5 patents #7,555 of 28,497Top 30%
HCHitachi Service Engineering Co.: 3 patents #4 of 31Top 15%
NPNippon Telegraph And Telephone Public: 2 patents #129 of 842Top 20%
NTNippon Telephone And Telegraph: 2 patents #1 of 84Top 2%
NTNTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #1,058,330 of 4,157,543Top 30%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5177448 Synchrotron radiation source with beam stabilizers Takashi Ikeguchi, Manabu Matsumoto, Shinjiroo Ueda, Tadasi Sonobe, Toru Murashita +2 more 1993-01-05
4994753 Synchrotron radiation source Takashi Ikeguchi, Manabu Matsumoto, Shinjiroo Ueda, Tadasi Sonobe, Toru Murashita +2 more 1991-02-19
4853640 Synchrotron radiation source Manabu Matsumoto, Takashi Ikeguchi, Shinjiroo Ueda, Tadasi Sonobe, Toru Murashita +4 more 1989-08-01
4589773 Position detecting system Minpei Fujinami, Yasuo Kato, Yoshio Sakitani, Susumu Ozasa 1986-05-20
4254368 Apparatus for driving a motor Nobuo Hamamoto, Kazuo Ichino 1981-03-03