Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825386 | Catalyst for bisphenol compound production and process for producing bisphenol compound with the catalyst | Masahiro Iwahara | 2004-11-30 |
| 6784324 | Process for producing bisphenol A | — | 2004-08-31 |
| 6740784 | Process for producing bisphenol A | Masahiro Iwahara | 2004-05-25 |
| 6737551 | Process for producing bisphenol A | — | 2004-05-18 |
| 6727394 | Method for producing bisphenol A | — | 2004-04-27 |