Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472539 | Production process of diphosphine oxide and diphosphonate | Tohru Yokozawa, Takao Saito, Noboru Sayo | 2002-10-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472539 | Production process of diphosphine oxide and diphosphonate | Tohru Yokozawa, Takao Saito, Noboru Sayo | 2002-10-29 |