Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651912 | Decorative mold for forming concrete surface with uneven pattern | Masanori Mitsumoto, Hideki Kuwabara, Kazuhiko Omori, Wataru Kikuchi | 1997-07-29 |
| 5622756 | Expansion-molded article of polyolefin resin having open voids | Hisao Tokoro, Akira Hinokawa | 1997-04-22 |