TU

Takao Umeda

HC Hitachi Koki Co.: 3 patents #3 of 116Top 3%
HI Hitachi: 2 patents #339 of 2,942Top 15%
Overall (1997): #5,631 of 185,788Top 4%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5659841 Electrostatic recording control method and electrostatic recording apparatus Hiroyuki Mabuchi, Masayasu Anzai, Shinji Asai, Kozi Kato, Yoshihiro Gunji 1997-08-19
5630201 Development apparatus having a plurality of rolls rotated at particular speeds Katsuhiko Suzuki, Masayasu Anzai 1997-05-13
5623331 High-speed electrophotographic fixing unit Tadahiro Kaneko, Tsutomu Maekawa, Teruaki Mitsuya 1997-04-22
5600405 Bias cleaning system and electrostatic printing apparatus therewith and operating method thereof Katsuya Kawai, Yosuke Saito, Hiroyuki Mabuchi, Masayasu Anzai, Masato Miwa +3 more 1997-02-04