Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7993467 | Apparatus for removing matte-sticking and method for using the apparatus | Masahiro Wakayama, Akira Yamashita | 2011-08-09 |
| 7871559 | Inspection hole structure for flash-smelting furnace | Masakazu Ohno, Kenji Miyamoto, Masahiro Wakayama | 2011-01-18 |
| 7857553 | Transfer pipe of dried concentrate and breakage detecting method of transfer pipe | Masakazu Ohno, Kenji Miyamoto, Masahiro Wakayama | 2010-12-28 |
| 7839514 | Delaying a warm-up start time for a printing apparatus | Yoshio Nakamura | 2010-11-23 |
| 5812995 | Electronic document filing system for registering and retrieving a plurality of documents | Masahiro Sasaki, Tsuyoshi Kuwano, Sachiyo Otsuka | 1998-09-22 |