LG

Leendert Hendrik De Graaff

GB Gist-Brocades B.V.: 7 patents #2 of 146Top 2%
DN Dsm N.V.: 2 patents #144 of 669Top 25%
GN Gist-Brocades N.V.: 2 patents #59 of 275Top 25%
DA Dupont Nutrition Biosciences Aps: 1 patents #120 of 288Top 45%
📍 Arnhem, NL: #10 of 333 inventorsTop 4%
Overall (All Time): #324,784 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
8461320 Method to isolate mutants and to clone the complementing gene Henriëtta Catharina Van Den Broeck, Jacob Visser 2013-06-11
6599745 Method to isolate mutants and to clone the complementing gene Henriëtta Catharina Van Den Broeck, Jacob Visser 2003-07-29
6558937 Cellulose degrading enzymes of aspergillus Marcus Matheus Catharina Gielkens, Jacob Visser 2003-05-06
6306635 Fungal cellulases Henriette C. Van Den Broeck, Jacob Visser, Albert Johannes Joseph Van Ooijen 2001-10-23
6300112 .beta.-xylosidase, nucleotide sequence encoding it, and use thereof Noel Nicolaas Maria Elisabeth Van Peij, Henriëtta Catharina Van Den Broeck, Jacob Visser 2001-10-09
6190890 Fungal cellulases Henriette C. Van Den Broeck, Jacob Visser, Albert Johannes Joseph Van Ooijen 2001-02-20
6177261 Method to isolate mutants and to clone the complementing gene Henriëtta Catharina Van Den Broeck, Jacob Visser 2001-01-23
6066356 Arabinoxylan degrading enzymes Monique Josina Andrea Van Der Wouw, Albert Johannes Joseph Van Ooijen, Marcus Matheus Catharina Gielkens, Jacob Visser 2000-05-23
6010892 Method to alter the properties of acetylated xylan Jacob Visser, Henriette C. Van Den Broeck, Francois Strozyk, Felix Kormelink, Johannes C. P. Boonman 2000-01-04
5989887 Cloning and expression of DNA molecules incoding arabinan-degrading enzymes of fungal origin Margaretha Van Heuvel, Janna Bakhuis, Yves Coutel, Abraham Harder, Michel Johannes Anthonie Flipphi +3 more 1999-11-23
5849559 Arabinoxylan degrading enzymes Monique Josina Andrea Van Der Wouw, Albert Johannes Joseph Van Ooijen, Marcus Matheus Catharina Gielkens, Jacob Visser 1998-12-15
5763260 Method to alter the properties of acetylated xylan Jacob Visser, Henriette C. Van Den Broeck, Francois Strozyk, Felix Kormelink, Johannes C. P. Boonman 1998-06-09
5681732 Cloning and expression of acetyl xylan esterases from fungal origin Jacob Visser, Henriette C. Van Den Broeck, Francois Strozyk, Felix Kormelink, Johannes C. P. Boonman 1997-10-28
5426043 Cloning and expression of acetyl xylan esterases from fungal origin Jacob Visser, Henriette C. Van Den Broeck, Francois Strozyk, Felix Kormelink, Johannes C. P. Boonman 1995-06-20
5358864 Cloning and expression of xylanase genes from fungal origin Henriette C. Van Den Broeck, Jan Dirk Rene Hille, Albert Johannes Joseph Van Ooyen, Jacob Visser, Abraham Harder 1994-10-25