RT

Ryoichi Tanaka

SE Seiko Epson: 4 patents #63 of 763Top 9%
📍 Yokohama, JP: #55 of 194 inventorsTop 30%
Overall (2002): #12,457 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6478395 Liquid jetting apparatus Tomoaki Takahashi 2002-11-12
6467885 Ink jet record head Tomoaki Takahashi 2002-10-22
6386672 Ink jet type recording head Hitotoshi Kimura, Tomoaki Takahashi, Tsuyoshi Kitahara, Noriaki Okazawa, Kenji Otokita +4 more 2002-05-14
6354686 Ink jet recording apparatus Tomoaki Takahashi, Hirofumi Teramae 2002-03-12