Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11597982 | Production process of fine-grained austenitic stainless steel | Tomoaki Takeuchi, Hiroko Nakano, Atsushi Kikuchi | 2023-03-07 |
| 7208254 | Binding resin for toner, toner and electrophotographic apparatus | Yasuhito Yuasa, Masahisa Maeda | 2007-04-24 |
| 7063929 | Binding resin for toner, toner and electrophotographic apparatus | Yasuhito Yuasa, Masahisa Maeda | 2006-06-20 |
| 6733945 | Toner and electrophotographic method | Yasuhito Yuasa, Hideki Tatematsu, Masahisa Maeda | 2004-05-11 |
| 6593051 | Toner and electrophotographic method | Yasuhito Yuasa, Hideki Tatematsu, Masahisa Maeda | 2003-07-15 |
| 6579653 | Binding resin for toner, toner, and electrophotograph | Yasuhito Yuasa, Masahisa Maeda | 2003-06-17 |
| 6432599 | Toner and method for producing the same | Yasuhito Yuasa, Masahisa Maeda | 2002-08-13 |
| 6326116 | Toner and method for producing the same | Yasuhito Yuasa, Masahisa Maeda | 2001-12-04 |
| 6270937 | Toner and method for producing the same | Yasuhito Yuasa, Masahisa Maeda | 2001-08-07 |
| 5985506 | Reversal electrophotographic developing method employing recyclable magnetic toner | Yasuhito Yuasa, Akinori Toyoda | 1999-11-16 |
| 5702858 | Toner | Yasuhito Yuasa, Akinori Toyoda, Hideki Tatematsu | 1997-12-30 |
| 5561019 | Magnetic toner | Yasuhito Yuasa, Akinori Toyoda, Hideki Tatematsu | 1996-10-01 |