Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6682924 | Protease variants and compositions | Laurens Nicolaas Sierkstra, Peter Markvardsen, Claus von der Osten, Peter Bauditz | 2004-01-27 |
| 6190900 | Subtilase variants | Laurens Nicolaas Sierkstra, Peter Markvardsen, Claus von der Osten, Peter Bauditz | 2001-02-20 |
| 5877139 | Enzymatic detergent compositions | Eric Casteleijn, Willem Van Dijk, Pieter Dirk van Wassenaar | 1999-03-02 |
| 5837517 | Protease variants and compositions | Laurens Nicolaas Sierkstra, Peter Markvardsen, Claus von der Osten, Peter Bauditz | 1998-11-17 |
| 5798327 | Enzymatic detergent compositions | Eric Casteleijn, Willem Van Dijk, Pieter Dirk van Wassenaar | 1998-08-25 |
| 5470561 | Mouthwash compositions | Charles A. Saxton | 1995-11-28 |
| 5292448 | Enzymatic detergent composition | — | 1994-03-08 |
| 5112518 | Enzymatic dishwashing composition containing a chlorine-type bleaching agent | Willem Van Dijk | 1992-05-12 |
| 5069809 | Enzymatic detergent and bleaching composition containing a specific rDNA technique cloned lipase | Cornelis A. Lagerwaard, Johannes M. Cornelissen, Ton Swarthoff, David Thom | 1991-12-03 |
| 4861509 | Enzymatic detergent and bleaching composition | Johannes M. Cornelissen, Cornelis A. Lagerwaard | 1989-08-29 |
| 4769173 | Enzymatic detergent and bleaching composition | Johannes M. Cornelissen, Cornelis A. Lagerwaard, Ton Swarthoff, David Thom | 1988-09-06 |