YK

Yutaka Koizumi

Canon: 5 patents #139 of 2,505Top 6%
Overall (2002): #6,899 of 266,432Top 3%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6499828 Manufacturing method of ink jet head, ink jet head manufactured by same and ink jet device having ink jet head Masaru Iketani, Toshio Kashino, Seiichiro Karita, Haruhiko Terai, Kouichi Omata +3 more 2002-12-31
6488365 Liquid discharging head Kiyomitsu Kudo, Sadayuki Sugama, Kiyomi Aono, Tsutomu Abe, Hiroyuki Ishinaga +8 more 2002-12-03
6431681 Recording apparatus, liquid container cartridge and liquid container Nobuyuki Hatasa, Yukuo Yamaguchi, Hideo Fukazawa, Hiroki Tajima, Mikiya Umeyama 2002-08-13
6409300 Printing head, printing method and apparatus using same, and apparatus and method for correcting said printing head Yoshiyuki Imanaka, Masaki Inaba, Masami Ikeda, Tsuyoshi Orikasa, Tatsuo Furukawa +13 more 2002-06-25
6406137 Ink-jet print head and production method of ink-jet print head Takeshi Okazaki, Kiyomi Aono, Tsutomu Abe, Kouichi Omata, Hiroki Tajima 2002-06-18