Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358380 | Method of reproducing water-soluble cutting agents | Masami Hasegawa, Takahisa Naitoh | 1982-11-09 |
US
Utaro Sakai
Overall (1982): #26,154 of 81,411Top 35%
1
Patents 1982