YK

Yutaka Koizumi

Canon: 6 patents #101 of 2,554Top 4%
YE Yokogawa Electric: 1 patents #4 of 55Top 8%
Overall (2003): #3,395 of 273,478Top 2%
7
Patents 2003

Issued Patents 2003

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6659595 Liquid jet recording head Yukuo Yamaguchi, Takeshi Yamakubo, Mikiya Umeyama 2003-12-09
6652062 LIQUID DISCHARGE RECORDING HEAD WITH ORIFICE PLATE HAVING EXTENDED PORTION FIXED TO RECORDING HEAD MAIN BODY, LIQUID DISCHARGE RECORDING APPARATUS HAVING SUCH HEAD, AND METHOD FOR MANUFACTURING SUCH HEAD Mikiya Umeyama, Yukuo Yamaguchi, Hideo Fukazawa, Hiroki Tajima, Nobuyuki Hatasa 2003-11-25
6631982 Liquid ejecting apparatus Toshihiro Sasaki, Akihiro Yamanaka, Hiroyuki Maeda, Akira Goto, Hiroki Tajima +1 more 2003-10-14
6626514 Liquid discharge recording head, method of manufacture therefor, and liquid discharge recording apparatus Hiroki Tajima, Yukuo Yamaguchi, Mikiya Umeyama, Nobuyuki Hatasa 2003-09-30
6603562 Two-dimensional positioning apparatus and method for measuring laser light from the apparatus Yutaka Ono, Shigeru Hashida, Fumio Kaiho, Yasuhito Kosugi, Ryuichi Jimbo +1 more 2003-08-05
6582069 Ink-jet recording head and recording apparatus Tetsuya Ohashi, Hiroyuki Kigami, Satoshi Shimazu 2003-06-24
6530641 Liquid discharge head unit, head cartridge, and method for manufacturing liquid discharge head unit Tetsuya Ohashi, Hiroyuki Kigami, Takayuki Ono, Satoshi Shimazu 2003-03-11