TH

Toshiaki Hirosawa

Canon: 4 patents #232 of 2,505Top 10%
Overall (2002): #11,408 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6471901 Method for manufacturing ink jet recording head using thermohardening filler Shogo Kawamura, Yasutomo Watanabe, Riichi Saito 2002-10-29
6464338 Ink jet head with separable tank holding member and recording unit Osamu Morita, Shogo Kawamura 2002-10-15
6371604 INK JET RECORDING HEAD ASSEMBLY HAVING AN URGING MEMBER FOR CONTACTING COMPONENTS THEREOF, THE URGING MEMBER HAVING AN INK SUPPLY MECHANISM, AND INK JET HEAD CARTRIDGE AND INK JET APPARATUS HAVING THE SAME Toru Yamane 2002-04-16
6338552 Ink refilling method and apparatus, ink container refilled therewith and ink jet apparatus comprising ink refilling apparatus Osamu Sato, Osamu Morita, Shogo Kawamura 2002-01-15