Dieter Heldmann
16Patents
7h-index
28Co-inventors
66Inventor score
Filing activity: Jun 11, 1990 → Sep 15, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5425366A | Ultrasonic contrast agents for color Doppler imaging | Physics | 292 | Expired |
| US6068857A | Microparticles containing active ingredients, agents containing these microparticles, their use for ultrasound-controlled release of active ingredients, as well as a process for their production | Emerging Cross-Sectional Technologies | 81 | Expired |
| US6177062A | Agents and methods for enhancing contrast in ultrasound imaging | Performing Operations; Transporting | 64 | Expired |
| US6071496A | Polyalkylcyanoacrylate agents and methods for enhancing contrast in ultrasound imaging | Performing Operations; Transporting | 62 | Expired |
| US6319488A | Contrast medium for near infrared diagnosis | Human Necessities | 17 | Expired |
| US6383470B1 | Microparticle preparations made of biodegradable copolymers | Human Necessities | 13 | Expired |
| US6709693B1 | Stents with a radioactive surface coating, processes for their production and their use for restenosis prophylaxis | Human Necessities | 8 | Expired |
| US6284280A | Microparticles containing active ingredients, agents containing these microparticles, their use for ultrasound-controlled release of active ingredients, as well as a process for their production | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6306366A | Microparticles that contain gas, galactose and a saturated fatty acid | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6436365B2 | Process for therapeutic treatment of proliferative diseases | Chemistry; Metallurgy | 3 | Expired |
| US6264959A | Ultrasonic contrast agents, process for their preparation and their use as a diagnostic and therapeutic agent | Performing Operations; Transporting | 3 | Expired |
| US8846808B2 | Curable organopolysiloxane composition | Chemistry; Metallurgy | 2 | Active |
| US6488909B1 | Chelating agents as well as their tricarbonyl complexes with technetium and rhenium | Chemistry; Metallurgy | 1 | Expired |
| US7081537B2 | Process for the electrophilic substitution of thiazolidines or oxazolidines | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6881855B2 | Norbornyl-substituted silanes and the use thereof | Chemistry; Metallurgy | 0 | Expired |
| US6667422B2 | Process for the preparation of &agr;-haloketones | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.