TO

Takeshi Owashi

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Overall (All Time): #1,202,249 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9283799 Method for producing thermoreversible recording medium and apparatus for producing the same Noboru Koga 2016-03-15
8778107 Method for producing reversible thermosensitive recording medium, production apparatus for the same, and reversible thermosensitive recording medium Noboru Koga 2014-07-15
8541339 Reversible thermosensitive recording medium and method for producing the same Koji Yamaguchi, Noboru Koga 2013-09-24
8450240 Reversible thermosensitive recording medium and method for producing the same Noboru Koga, Tadafumi Tatewaki, Koji Yamaguchi 2013-05-28