Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302761 | Tetrabromobisphenol A having a large particle size and process for its production | Shinji Kakimoto, Tetsuto Mizui, Akihiko Nomura, Koji Kunimoto | 1994-04-12 |
| 5059726 | Process for producing tetrabromobisphenol A | Hisao Eguchi, Masashige Kubo, Koji Kunimoto, Sadami Shimizu, Masakatsu Sato | 1991-10-22 |
| 5008469 | Process for producing tetrabromobisphenol A | Hisao Eguchi, Masashige Kubo, Koji Kunimoto, Sadami Shimizu, Masakatsu Sato | 1991-04-16 |
| 4990321 | Method for recovering hydrobromic acid and methanol | Masakatsu Sato, Sadami Shimizu | 1991-02-05 |