IT

Ikuko Tanaka

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
WI Wako Pure Chemical Industries: 1 patents #164 of 377Top 45%
Overall (All Time): #883,888 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6261349 Image recording method image recording apparatus and image recording acceleration liquid Kiyofumi Nagai, Akio Kojima, Masato Igarashi, Akiko Konishi, Hiroyuki Mochizuki +2 more 2001-07-17
6120589 Set of color ink compositions for ink-jet printing and method of forming color images using the color ink set Akiko Bannai, Akio Kojima, Kiyofumi Nagai, Masato Igarashi, Masayuki Koyano +2 more 2000-09-19
5993524 Image recording method, image recording apparatus and image recording acceleration liquid Kiyofumi Nagai, Akio Kojima, Masato Igarashi, Akiko Bannai, Hiroyuki Mochizuki +2 more 1999-11-30
5882390 Recording ink composition and recording method using the same Kiyofumi Nagai, Akio Kojima, Masato Igarashi, Akiko Konishi, Hiroyuki Mochizuki +2 more 1999-03-16
5879439 Recording ink composition and recording method using the same Kiyofumi Nagai, Akio Kojima, Masato Igarashi, Akiko Konishi, Hiroyuki Mochizuki +2 more 1999-03-09
5879901 Reagent and methods for measuring LDL-cholesterol Masayuki Futatsugi 1999-03-09