HM

Hitoshi Matsumoto

SE Seiko Epson: 2 patents #201 of 953Top 25%
SI Sumitomo Metal Industries: 1 patents #7 of 43Top 20%
📍 Tokyo, CA: #58 of 208 inventorsTop 30%
Overall (2005): #23,421 of 245,428Top 10%
3
Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6969136 Ink cartridge, ink-jet printing apparatus, and refilling device Takahiro Naka 2005-11-29
6843557 Liquid jetting device and liquid supplying method in use for the liquid jetting device 2005-01-18
6838048 Steel for machine structural use and method of producing same Takayuki Nishi, Toru Kato, Koji Watari, Naoki Matsui, Hiroaki Tahira 2005-01-04