Helmut Wahlig
25Patents
15h-index
32Co-inventors
81Inventor score
Filing activity: Sep 6, 1974 → Oct 31, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4347234A | Medicinally useful, shaped mass of collagen resorbable in the body | Human Necessities | 250 | Expired |
| US4291013A | Medicinally useful, shaped mass of collagen resorbable in the body | Human Necessities | 156 | Expired |
| US6689375B1 | Resorbable bone implant material and method for producing the same | Human Necessities | 141 | Expired |
| US6118043A | Bone replacement material with FGF | Human Necessities | 104 | Expired |
| US6080801A | Multi-component material and process for its preparation | Human Necessities | 102 | Expired |
| US4024272A | Tetracyclic compounds | Chemistry; Metallurgy | 99 | Expired |
| US5338772A | Implant material | Emerging Cross-Sectional Technologies | 92 | Expired |
| US4869906A | Tricalcium phosphate for implant materials wherein the pores of the tricalciumphosphate are filled with antibiotic and amino acid | Human Necessities | 84 | Expired |
| US6755563B2 | Preparation and application device for materials to be prepared as a paste-like flowable mass, especially bone cement | Performing Operations; Transporting | 56 | Expired |
| US4617293A | Flavonoid phosphate salts of aminoglycoside antibiotics | Chemistry; Metallurgy | 56 | Expired |
| US4853225A | Process for implanting a medicament depot | Human Necessities | 52 | Expired |
| US4191743A | Antibacterial wound dressing | Human Necessities | 40 | Expired |
| US6957909B1 | Blister pack | Performing Operations; Transporting | 26 | Expired |
| US4797282A | Drug depot containing cytostatics | Human Necessities | 25 | Expired |
| US4031230A | Novel penicillins and their preparation | Chemistry; Metallurgy | 16 | Expired |
| US3988468A | 7-Methoxy-6-thiatetracyclines and their preparation | Chemistry; Metallurgy | 14 | Expired |
| US4162314A | 7[2(Substituted phenyl)2-(amino)acetamido]cephalosporin derivatives | Chemistry; Metallurgy | 13 | Expired |
| US4937257A | Flavanone derivatives | Chemistry; Metallurgy | 12 | Expired |
| US6796701B2 | Preparation and application device for implant materials with hand-operated pump | Performing Operations; Transporting | 9 | Expired |
| US4285961A | Basic thioethers | Chemistry; Metallurgy | 8 | Expired |
| US8003121B1 | Modular implant system containing active substances and method for the production thereof | Human Necessities | 7 | Expired |
| US4119631A | Penicillins and their preparation | Chemistry; Metallurgy | 1 | Expired |
| US4632933A | Sulfur-containing imidazole derivatives | Chemistry; Metallurgy | 0 | Expired |
| US4243810A | Pyridone-acetic acid derivative | Chemistry; Metallurgy | 0 | Expired |
| US4153693A | 1,4-Dihydro-4-oxo-pyridylacetamido cephalosporins and their utilization as medicinal agents for combating bacterial infections | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.