Inventor · Wolfratshausen, DE

Helmut Kaiser

24Patents
7h-index
21Co-inventors
69Inventor score

Filing activity: May 3, 1983 → Jun 20, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
USD310153S Food processing attachment for a kitchen machine General 38 Expired
US5631511A Gear motor with an electric motor having a hollow shaft Electricity 36 Expired
USD633334S1 Stand mixer General 21 Expired
USD629989S1 Iron General 19 Expired
USD470717S1 Electric mixer General 15 Expired
US5846322A Apparatus for drawing single crystals Emerging Cross-Sectional Technologies 12 Expired
US4459438A Apparatus comprising a track and articles for movement therealong Human Necessities 11 Expired
US7036542B2 Nonskid device for the wheels of vehicles Performing Operations; Transporting 7 Expired
USD686518S1 Scale General 5 Active
US4741418A Electromagnetic energization system with non-coiled, single wire conductor Human Necessities 5 Expired
USD629988S1 Iron General 4 Expired
US5702523A Rotating head for crystal pulling systems Emerging Cross-Sectional Technologies 4 Expired
USD606268S1 Vacuum cleaner General 3 Expired
US4889172A Anti-skid device for vehicle wheels Performing Operations; Transporting 3 Expired
US5766348A Rotating head for crystal pulling systems for carrying out the czochralski process Emerging Cross-Sectional Technologies 3 Expired
US5762703A Method and apparatus for pulling monocrystals from a melt contained in a crucible Emerging Cross-Sectional Technologies 2 Expired
US6446690B1 Antislipping device Performing Operations; Transporting 2 Expired
US5902397A Crystal holder Emerging Cross-Sectional Technologies 1 Expired
US6010569A Device for handling heavy components of a crystal puller according to the Czochralski method which is supported in a supporting frame Emerging Cross-Sectional Technologies 1 Expired
US6415838B1 Anti-skid device Performing Operations; Transporting 0 Expired
USD530868S1 Shirt pressing apparatus General 0 Expired
USD530867S1 Shirt pressing apparatus General 0 Expired
US6412821B1 Device for the vacuum-tight connecting of two bodies of different materials Emerging Cross-Sectional Technologies 0 Expired
US6758901B2 Crystal support Emerging Cross-Sectional Technologies 0 Expired

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