Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6225075 | DNA encoding sterol methyltransferase | — | 2001-05-01 |
| 5591576 | Sterol .DELTA.14 reductase screen | MARGARET LAI, Donald R. Kirsch | 1997-01-07 |
| 5525496 | DNA sequence encoding sterol .DELTA.14 reductase | Margaret Hsien-Fen Kuh Lai, Donald R. Kirsch | 1996-06-11 |
| 5512472 | DNA sequence encoding sterol .DELTA.14 reductase | MARGARET LAI, Donald R. Kirsch | 1996-04-30 |
| 5103607 | Channel element for ground channels in swimming-pools with vertical water flow | — | 1992-04-14 |
| 5042215 | Natural stone element for lining facades of buildings | Gottfried Cremer | 1991-08-27 |
| 4993208 | Mold for producing tile-shaped floor elements for forming a double floor construction and a corresponding tile-shaped floor element | Gottefried Cremer | 1991-02-19 |
| RE33529 | Covering for wall, ceiling or floor linings | Gottfried Cremer | 1991-01-29 |
| 4976082 | Natural stone plate having holding elements provided on the side facing away from the visible side | — | 1990-12-11 |
| 4902620 | Novel DNA for expression of delta-aminolevulinic acid synthetase and related method | Thomas D. Ingolia | 1990-02-20 |
| 4870795 | Ceramic wall or floor covering consisting of single tile-shaped elements | Hans G. Baumgart | 1989-10-03 |
| 4868899 | Space heating element comprising a ceramic shaped body provided with an electrically resistive coating, in particular in the form of a ceramic tile | Gottfried Cremer | 1989-09-19 |
| 4853167 | Method for making lead pencils and colored pencils | Rosemarie Rieger, Isfried Petzenhauser | 1989-08-01 |
| 4839500 | Covering for wall, ceiling or floor linings | Gottfried Cremer | 1989-06-13 |
| 4833300 | Space heating element having a ceramic body with an electrically resistive coating thereon | Gottfried Cremer | 1989-05-23 |
| 4821478 | Large-format ceramic tile with holding elements provided on the side facing away from its visible side | Gottfried Cremer | 1989-04-18 |
| 4821484 | Double floor construction | Gottfried Cremer | 1989-04-18 |
| 4815248 | Large-format thin-walled ceramic tile | — | 1989-03-28 |
| 4806420 | Unglazed ceramic tile-shaped article | — | 1989-02-21 |
| 4790110 | Tile-like ceramic element having an electrically conductive surface glaze on the visible side | — | 1988-12-13 |
| 4758540 | Method for the production of pencil leads and pencil leads produced by the method | Hans G. Baumgart | 1988-07-19 |
| 4677801 | Wall, ceiling and/or floor formation and a method for producing it | — | 1987-07-07 |
| 4633633 | Waterproof floor formation | — | 1987-01-06 |
| 4621001 | Tile-shaped composite element | — | 1986-11-04 |