Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D449876 | Air conditioner | Yeo Chaen Choon | 2001-10-30 |
| D449096 | Air conditioner | Yeo Chaen Choon | 2001-10-09 |
| D448463 | Air conditioner | Yeo Chaen Choon | 2001-09-25 |
| 5135382 | Mold for forming composite-material structures | Kiyoshi Tsuchiya, Masaru Honda, Haruyoshi Saigoku | 1992-08-04 |
| D318910 | Air conditioner | — | 1991-08-06 |
| 4571256 | Nitrogen fertilizer manifesting fungicidal property against pathogenic fungi | Yumiko Urayama | 1986-02-18 |