Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE44863 | Ink, ink jet recording method, ink cartridge, and ink jet recording apparatus | Hiroshi Kakikawa, Masako Udagawa, Shuichi Okazaki, Hideyuki Takai, Shinichi Hakamada +2 more | 2014-04-29 |
| 8273168 | Ink, ink jet recording method, ink cartridge, and ink jet recording apparatus | Hiroshi Kakikawa, Masako Udagawa, Shuichi Okazaki, Hideyuki Takai, Shinichi Hakamada +2 more | 2012-09-25 |
| 8216355 | Ink, ink jet recording method, ink cartridge, and ink jet recording apparatus | Masako Udagawa, Shuichi Okazaki, Hiroshi Kakikawa, Shinichi Hakamada, Hideyuki Takai | 2012-07-10 |