Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4995765 | Method of collecting wastes and system therefor | Tomoya Tokuhiro, Nobutaka Koibuchi, Koshin Kikuchi, Jun Hirokawa, Kunio Yamashiro +5 more | 1991-02-26 |
| 4993882 | Waste collection method | Sakae Nishizuka, Ippei Watanabe, Shozo Maruo, Yohichiro Tsutsui, Sadahito Ishikawa +2 more | 1991-02-19 |
| 4957190 | Apparatus for conveying refuse containers | Tomoya Tokuhiro, Koshin Kikuchi, Teruhiko Momoi | 1990-09-18 |