Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5051886 | System for character stream search using finite state automaton technique | Kanji Kato, Hiromichi Fujisawa, Masaaki Fujinawa, Atsushi Hatakeyama | 1991-09-24 |
HK
Hisamitsu Kawaguchi
Hitachi: 25 patents #1,255 of 28,497Top 5%
Hitachi Computer Engineering Co.: 1 patents #53 of 170Top 35%
Hitachi Maxell: 1 patents #659 of 1,211Top 55%
Overall (All Time): #156,417 of 4,157,543Top 4%
26
Patents All Time