Inventor · Hochspeyer, DE

Joachim Klein

19Patents
8h-index
31Co-inventors
72Inventor score

Filing activity: Feb 25, 1980 → Mar 18, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5266608A Biomedical adhesive compositions Chemistry; Metallurgy 31 Expired
US5480790A Water-soluble proteins modified by saccharides Chemistry; Metallurgy 25 Expired
US4843154A Isomaltamines and their N-acyl derivatives, methods for their production, and their uses as surfactants and monomers Emerging Cross-Sectional Technologies 23 Expired
US5492449A Piston diaphragm pump for the delivery of liquids in doses Mechanical Engineering; Lighting; Heating 20 Expired
US6152684A Method for operation of hydraulic turbine Emerging Cross-Sectional Technologies 14 Expired
US4522952A Process for the fluorination of polymers, and perfluorinated ion exchangers Chemistry; Metallurgy 13 Expired
US4334027A Preparation of immobilized enzymatically-active substance Chemistry; Metallurgy 12 Expired
US6119507A Method and apparatus for recovering helium after testing for leaks in a sample holder Physics 12 Expired
US4639423A Apparatus for the production of biocatalyst beads Chemistry; Metallurgy 6 Expired
US4869873A Measuring probe for determining volatile consitituents in a liquid medium Physics 6 Expired
US5588809A Metering pump with a vent valve Mechanical Engineering; Lighting; Heating 3 Expired
US10301634B2 Regulatable promoter Emerging Cross-Sectional Technologies 1 Active
US11401523B2 Methods of producing promoter variants Emerging Cross-Sectional Technologies 1 Active
US9512432B2 Regulatable promoter Emerging Cross-Sectional Technologies 1 Active
US9279128B2 Rhamnose promoter expression system Chemistry; Metallurgy 0 Active
US8735099B2 Melibiose operon expression system Chemistry; Metallurgy 0 Active
US8812492B2 Automatic and dynamic design of cache groups Physics 0 Active
US11976284B2 Promoter variants for protein production Emerging Cross-Sectional Technologies 0 Active
US8214994B2 Method for separation by cracking, and cracking unit Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.