Inventor · disambiguated record
Johann Hemmerich
Also filed as: HEMMERICH JOHANN · HEMMERICH JOHANN L · HEMMERICH JOHANN LUDWIG
10 granted patents·107 citations·filing 1979–1998
90Inventor score
Top patents by PatentIndex Score
10 records- 0172US4439684AAccelerating gridKERNFORSCHUNGSANLAGE JUELICH·Filed 1981·Granted Mar 27, 1984·27 cites·9 claims
- 0256US4267707AThermal radiation shieldKERNFORSCHUNGSANLAGE JUELICH·Filed 1979·Granted May 19, 1981·12 cites·9 claims
- 0350US4485866AHeat absorber structure, particularly a plasma beam absorberMESSERSCHMITT BOELKOW BLOHM·Filed 1983·Granted Dec 4, 1984·13 cites·2 claims
- 0447US4431488AHeat absorber structure, particularly a plasma beam absorber and method of manufacturing the structureMESSERSCHMITT BOELKOW BLOHM·Filed 1982·Granted Feb 14, 1984·11 cites·7 claims
- 0545US5741068ATemperature derivative sensing and regulating device and methodEURATOM·Filed 1994·Granted Apr 21, 1998·15 cites·15 claims
- 0636US5611208AModified cryogenic diffusion pumpEURATOM·Filed 1994·Granted Mar 18, 1997·8 cites·16 claims
- 0736US4406130ACold surface for cryogenic pumpsKERNFORSCHUNGSANLAGE JUELICH·Filed 1981·Granted Sep 27, 1983·7 cites·5 claims
- 0835US4364235AHelium-cooled cold surface, especially for a cryopumpKERNFORSCHUNGSANLAGE JUELICH·Filed 1981·Granted Dec 21, 1982·5 cites·8 claims
- 0929US6273604B1Analytical instrument for measuring heat evolutionEURATOM·Filed 1998·Granted Aug 14, 2001·6 cites·15 claims
- 1028US4328079AMethod for pumping impurities, especially noble gases, from hydrogen or mixtures of hydrogen and its isotopesCYCLOTRON CORP·Filed 1980·Granted May 4, 1982·3 cites·8 claims
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