HH

Hitoshi Hayakawa

SE Seiko Epson: 3 patents #108 of 889Top 15%
DC Dainippon Ink And Chemicals: 1 patents #7 of 100Top 8%
Overall (2004): #15,361 of 270,089Top 6%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6786581 Ink-jet printing apparatus and ink cartridge Satoshi Shinada, Takeo Seino, Hisashi Miyazawa, Koichi Toba, Takahiro Naka +2 more 2004-09-07
6733958 Material for photo-alignment layer, photo-alignment layer and method of manufacturing the same Masanobu Fukuda, Hirokazu Takada 2004-05-11
6709088 Inkjet recording apparatus Takahiro Naka, Shigenori Fukasawa 2004-03-23
6705712 Ink cartridge, ink jet recording device using the same, and method for controlling the cleaning of a recording head of the ink jet recording device Minoru Usui, Kazuhiko Hara, Kiyotaka Sema, Takahiro Naka, Satoshi Shinada +1 more 2004-03-16