Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12269266 | Nozzle plate including substrate adhesion layer between base layer and substrate, and inkjet head equipped with said nozzle plate | Akihisa Yamada, Ayako Suzuki, Hiroaki Kozai, Nobuyuki Egami | 2025-04-08 |
| 7939232 | Toner, process for producing toner, and two-component developing agent | Yasuhito Yuasa, Hidekazu Arase | 2011-05-10 |
| 7560214 | Toner, process for producing toner, two-component developer and image forming apparatus | Yasuhito Yuasa, Hidekazu Arase, Mamoru Soga | 2009-07-14 |
| 7208254 | Binding resin for toner, toner and electrophotographic apparatus | Yasuhito Yuasa, Noriaki Hirota | 2007-04-24 |
| 7063929 | Binding resin for toner, toner and electrophotographic apparatus | Yasuhito Yuasa, Noriaki Hirota | 2006-06-20 |
| 6733945 | Toner and electrophotographic method | Noriaki Hirota, Yasuhito Yuasa, Hideki Tatematsu | 2004-05-11 |
| 6593051 | Toner and electrophotographic method | Noriaki Hirota, Yasuhito Yuasa, Hideki Tatematsu | 2003-07-15 |
| 6579653 | Binding resin for toner, toner, and electrophotograph | Yasuhito Yuasa, Noriaki Hirota | 2003-06-17 |
| 6432599 | Toner and method for producing the same | Yasuhito Yuasa, Noriaki Hirota | 2002-08-13 |
| 6326116 | Toner and method for producing the same | Yasuhito Yuasa, Noriaki Hirota | 2001-12-04 |
| 6270937 | Toner and method for producing the same | Yasuhito Yuasa, Noriaki Hirota | 2001-08-07 |