Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7080343 | Apparatus and method for selecting a printed circuit board | Junko Asai, Toshihiko Nishio | 2006-07-18 |
| 6151810 | Connecting device of soil removing member for excavator | — | 2000-11-28 |
| 5725634 | Method for collecting impurities in the atmosphere by state and apparatus for analyzing the same in real time | Masami Takasuga | 1998-03-10 |
| 5702793 | Magneto-optical recording medium, disk and method of manufacturing the same | Kenji Shimokawa, Hitoshi Dohnomae, Kengo Shimanoe | 1997-12-30 |
| 5337841 | Hammer type soil excavating machine | — | 1994-08-16 |
| 5201963 | Rare earth magnets and method of producing same | Tatsuo Fujimoto, Toru Inaguma | 1993-04-13 |
| 5151528 | Charge transfer complex formed between benzoquinone derivative and electron donor and process for producing the same | Yoshiro Yamashita, Takanori Suzuki | 1992-09-29 |
| 5068328 | Bis[1,2,5]thiadiazolo[3,4-b:3', 4'-e]pyrazine, a process for the preparation thereof and a method of using same | Yoshiro Yamashita | 1991-11-26 |
| 5049203 | Method of making rare earth magnets | Tatsuo Fujimoto, Hiroaki Sakamoto | 1991-09-17 |
| 5023356 | Novel tetracyanoanthraquinodimethane derivatives and process for producing same | Yoshiro Yamashita, Takanori Suzuki, Yutaka Akasaki, Katsuhiro Sato, Naoya Yabuuchi +2 more | 1991-06-11 |
| 5009706 | Rare-earth antisotropic powders and magnets and their manufacturing processes | Hiroaki Sakamoto, Masahiro Fujikura | 1991-04-23 |
| 4990634 | Novel tetracyanoanthraquinodimethane derivatives and process for producing same | Yoshiro Yamashita, Takanori Suzuki, Yutaka Akasaki, Katsuhiro Sato, Naoya Yabuuchi +2 more | 1991-02-05 |
| 4960886 | Charge transfer complex formed between benzoquinone derivative and electron donor and process for producing the same | Yoshiro Yamashita, Takanori Suzuki | 1990-10-02 |
| 4929730 | Bis(1,2,5)thiadiazolo(3,4-b:3',4'-E) pyrazine, a process for the preparation thereof and a method of using same | Yoshiro Yamashita | 1990-05-29 |
| 4913246 | Rotary gad for ground drill | — | 1990-04-03 |