RI

Ryo Imura

HI Hitachi: 3 patents #156 of 2,942Top 6%
📍 Kokubunji, JP: #8 of 111 inventorsTop 8%
Overall (1997): #11,450 of 185,788Top 7%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5689494 Surface atom fabrication method and apparatus Masakazu Ichikawa, Shigeyuki Hosoki, Fumihiko Uchida, Shigeo Kato, Yoshihisa Fujisaki +5 more 1997-11-18
5627815 Precision machining method precision machining apparatus and data storage apparatus using the same Hajime Koyanagi, Sumio Hosaka 1997-05-06
5604059 Mask structure having phase shifting pattern suitable for forming fine pattern on photosensitive film and method of manufacturing solid-state devices using such mask structure Yoshinori Hoshina, Kengo Asai, Mitsutaka Hikita, Atsushi Isobe, Ryo Suzuki +2 more 1997-02-18