Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5278914 | Detector systems for existence or non-existence and stagnation of refuse and system for preventing stagnation of refuse | Etsuko Kinoshita, Mitsuaki Tamagawa, Kazumasa Miyamoto, Hisataka Yonezawa | 1994-01-11 |