OK

Osamu Katsumata

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
CK Ckd: 1 patents #167 of 332Top 55%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
Overall (All Time): #1,580,956 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7353841 Relative pressure control system and relative flow control system Tetsujiro Kono, Hiroki Doi, Minoru Ito, Hideki Nagaoka, Keiki Ito +5 more 2008-04-08
6336141 Method of collectively managing dispersive log, network system and relay computer for use in the same Tatsuya Fujiyama, Makoto Kayashima, Masato Terada 2002-01-01
6052728 Method of collectively managing dispersive log, network system and relay computer for use in the same Tatsuya Fujiyama, Makoto Kayashima, Masato Terada 2000-04-18