KM

Keiji Matsumoto

SE Seiko Epson: 1 patents #368 of 953Top 40%
IBM: 1 patents #1,781 of 5,214Top 35%
Overall (2005): #47,325 of 245,428Top 20%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6886930 Ink cartridge and ink jet record apparatus using the ink cartridge Kazuhiko Hara, Shinri Sakai 2005-05-03
6844957 Three level stacked reflective display Lubomyr T. Romankiw, Kuniaki Sueoka, Yoichi Taira, Keizoh Takeda 2005-01-18