Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5900510 | Process for the preparation of diaminodipropyl ethers and hydroxyaminodipropyl ethers | Helmut Waldmann, Klaus Nachtkamp, Josef Pedain, Anatoly Bazanov, Natalja Zubritskaya +1 more | 1999-05-04 |
| 5801285 | Process for the preparation of 2-methyl-2,4-diaminopentane | Helmut Waldmann, Jurgen Dahmer, Anatoly Bazanov, Natalja Zubritskaya, Gennady Terechtchenko | 1998-09-01 |
| 5789620 | Process for the preparation of 1,4-bis(aminomethyl) cyclohexane | Helmut Waldmann, Jurgen Dahmer, Klaus Nachtkamp, Anatoly Bazanov, Natalja Zubritskaya +1 more | 1998-08-04 |