Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5139602 | Apparatus for producing paving blocks | Osamu Kodama, Takumi Tanikawa, Hideyuki Munakata | 1992-08-18 |
| 5080750 | System for making composite blocks | Atsutoshi Kurotaki, Osamu Kodama, Shouichi Shirakura, Takumi Tanikawa, Hideyuki Munakata +3 more | 1992-01-14 |
| 5051023 | Fracture-free layered paving blocks | Kinoto Yoshida, Morizumi Fujii, Tokihiro Tsuda, Osamu Kodama, Kazuro Kuroe +3 more | 1991-09-24 |
| 4995932 | Method for production of paving blocks | Kinoto Yoshida, Morizumi Fujii, Tokihiro Tsuda, Osamu Kodama, Kazuro Kuroe +3 more | 1991-02-26 |