专利检索 ap:("RICOH COMPANY, LTD.") AND inv:"Yoshiaki Masuda" 第 1 页

1.

发明授权
Ink, ink set, printing method, and printing device 有权

公开(公告)号：US11421124B2

公开(公告)日：2022-08-23

申请号：US16996086

申请日：2020-08-18

申请人： RICOH COMPANY, LTD.

发明人： Naoto Shimura , Yuta Nakamura , Yoshiaki Masuda

IPC分类号： C09D11/38 , C09D11/40 , B41M5/00 , C09D11/102 , B41J2/175 , C09D11/328

摘要： An ink contains a coloring material, an organic solvent, a resin, and a compound represented by Chemical Formula 1 having a weight average molecular weight of from 390 to 610, where R1 represents a hydrocarbon group, and n represents an integer of 2 or greater.

2.

发明授权
Ink, ink set, ink container, image forming method, and image forming apparatus 有权

公开(公告)号：US11499062B2

公开(公告)日：2022-11-15

申请号：US16611141

申请日：2018-06-27

申请人： RICOH COMPANY, LTD.

发明人： Hiroshi Gotou , Yoshiaki Masuda , Masahiko Ishikawa , Masaki Kudo , Kazuhiko Umemura , Keita Katoh , Akihiko Matsuyama , Masayasu Nonogaki , Takeshi Shibuya

IPC分类号： C09D11/102 , C09D11/107 , C09D11/36 , C09D11/38 , C09D11/40 , B41M5/00

摘要： An ink contains at least one kind of polyether-modified siloxane compound and at least one kind of aliphatic alcohol alkylene oxide compound.