Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709091 | Production of polymaleic acid | Moboru Moriyama | 1987-11-24 |
| 4589995 | Maleic acid copolymer, production thereof and scale-preventing agent containing the same | Noboru Moriyama, Takashi Itoi | 1986-05-20 |