Patent assignee · DE · UNIVERSITY

Battelle Institute e.V.

84Patents
0Active
84Granted
40Portfolio score

Filing activity: Sep 18, 1974 → Nov 4, 1993

Most-cited patents

PatentTitleAreaCited byStatus
US4425117A Device for the release of substances at defined locations in the alimentary tract Human Necessities 320 Expired
US4309488A Implantable bone replacement materials based on calcium phosphate ceramic material in a matrix and process for the production thereof Emerging Cross-Sectional Technologies 163 Expired
US4202055A Anchorage for highly stressed endoprostheses Human Necessities 144 Expired
US4225671A Process for the in-vitro biosynthesis of hormones, especially insulin Emerging Cross-Sectional Technologies 92 Expired
US5223747A Heat dissipating device Electricity 80 Expired
US4974942A Active flat-design video screen Physics 76 Expired
US5304499A Methods of making pn CdTe/CdS thin film solar cells Emerging Cross-Sectional Technologies 65 Expired
US4322398A Implantable drug depot and process for the production thereof Human Necessities 52 Expired
US4728529A Method of producing diamond-like carbon-coatings Chemistry; Metallurgy 48 Expired
US5165063A Device for measuring distances using an optical element of large chromatic aberration Physics 47 Expired
US4635270A Laser apparatus Electricity 45 Expired
US4702930A Method of producing implantable bone replacement materials Human Necessities 41 Expired
US4448081A Method and device for the dynamic and density-independent determination of mass flow Physics 37 Expired
US4467816A Device for collecting cell material Human Necessities 34 Expired
US4499462A Circuit arrangement for the electronic code locking of locks Physics 34 Expired
US4402458A Apparatus for atomizing liquids Performing Operations; Transporting 32 Expired
US4471017A High-temperature and thermal-shock-resistant thermally insulating coatings on the basis of ceramic materials Emerging Cross-Sectional Technologies 30 Expired
US4309453A Process and compounds for surface modification of macromolecular substances Chemistry; Metallurgy 29 Expired
US4059404A Swab and method of taking cell smears for diagnostic examination Physics 26 Expired
US4159867A Device and method for measuring the curvature of the cornea Human Necessities 25 Expired
US4815844A Device for testing components of transparent material for surface irregularities and occlusions Physics 25 Expired
US4982648A Gun barrel cooling arrangement Mechanical Engineering; Lighting; Heating 23 Expired
US4161366A Process and apparatus for the automatic examination of eggs for cracks or places of fracture in their shell Physics 22 Expired
US4769794A Bird-scaring method and device Physics 20 Expired
US4219334A Polymer carrier and method for carrying out scientific, analytical and diagnostic examinations Emerging Cross-Sectional Technologies 19 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.