NM

Natsuko Mizutani

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,259,882 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5748953 Document search method wherein stored documents and search queries comprise segmented text data of spaced, nonconsecutive text elements and words segmented by predetermined symbols Atsushi Hatakeyama, Hisamitsu Kawaguchi, Katsumi Tada, Kanji Kato, Satoshi Asakawa 1998-05-05
5745745 Text search method and apparatus for structured documents Katsumi Tada, Atsushi Hatakeyama, Hisamitsu Kawaguchi, Kanji Kato, Satoshi Asakawa 1998-04-28