Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635464 | Aqueous hard surface detergent compositions containing calcium ions | Yuko Nakamura, Mayumi Daiki | 1997-06-03 |
RO
Ryohei Ohtani
Overall (1997): #81,858 of 185,788Top 45%
1
Patents 1997