Manfred Kieser
25Patents
12h-index
29Co-inventors
81Inventor score
Filing activity: Jan 27, 1977 → Sep 21, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4347111A | Photosensitive hydroxyalkylphenones | Emerging Cross-Sectional Technologies | 105 | Expired |
| US4721734A | Photosensitive hydroxylalkylphenones | Emerging Cross-Sectional Technologies | 97 | Expired |
| US5223360A | Materials coated with plate-like pigments | Emerging Cross-Sectional Technologies | 70 | Expired |
| US4544415A | Weathering-resistant pearlescent pigments | Emerging Cross-Sectional Technologies | 59 | Expired |
| US4477681A | Photosensitive hydroxyalkylphenones | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5320781A | Conductive pigment | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4482389A | Nacreous pigments | Chemistry; Metallurgy | 23 | Expired |
| US4205997A | Powdery pearlescent pigment compositions | Chemistry; Metallurgy | 19 | Expired |
| US7019048B2 | Plastic part comprising lustrous pigments and filler particles | Chemistry; Metallurgy | 15 | Expired |
| US4116628A | Powdery pearlescent pigment composition | Chemistry; Metallurgy | 15 | Expired |
| US5221341A | Surface-modified platelet-like pigments | Chemistry; Metallurgy | 15 | Expired |
| US5520956A | Coatings | Performing Operations; Transporting | 14 | Expired |
| US5618342A | Pigment preparation | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6545065B2 | Laser-markable plastics | Chemistry; Metallurgy | 10 | Expired |
| US4986853A | Pearlescent pigment preparations | Chemistry; Metallurgy | 10 | Expired |
| US6451102B1 | Pigment modification improving handling characteristics | Chemistry; Metallurgy | 8 | Expired |
| US4814020A | Readily dispersible nacreous pigment preparation | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6441059B1 | Agricultural method and materials for screening solar radiation | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7390842B2 | Pigment composition for plastics | Chemistry; Metallurgy | 6 | Expired |
| US6409815B1 | Surface-modified conductive pigment | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6417250B2 | Formulations | Chemistry; Metallurgy | 4 | Expired |
| US4540730A | Process for incorporating pigments into thermoplastics, and adhesion promoters for use in this process | Chemistry; Metallurgy | 4 | Expired |
| US5749957A | Effect powder coatings | Chemistry; Metallurgy | 3 | Expired |
| US6241382A | Method for producing powder lacquer containing gloss pigments | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8034864B2 | Opaque plastics | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.