Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5716447 | Flowability additive | Shigemi Matsuo, Akira Ohta, Minoru Ueda | 1998-02-10 |
| 5162402 | Slump retaining agent | Hideo Ogawa, Yoshio Tanaka | 1992-11-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5716447 | Flowability additive | Shigemi Matsuo, Akira Ohta, Minoru Ueda | 1998-02-10 |
| 5162402 | Slump retaining agent | Hideo Ogawa, Yoshio Tanaka | 1992-11-10 |