Inventor
POHL WOLFGANG D
CH21 patents
⚠️ This page may combine multiple inventors who share the name “POHL WOLFGANG D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
20 patentsUS4831614AMay 16, 1989
Direct access storage unit using tunneling current techniques
IBM125 citations96
US4668865AMay 26, 1987
Scanning tunneling microscope
IBM105 citations96
US4604520AAug 5, 1986
Optical near-field scanning microscope
IBM110 citations96
US5043577AAug 27, 1991
Distance-controlled tunneling transducer
IBM55 citations95
US4853810AAug 1, 1989
Method and apparatus for controlling the flying height of the head in a magnetic storage unit
IBM134 citations94
US4806755AFeb 21, 1989
Micromechanical atomic force sensor head
IBM77 citations94
US4725727AFeb 16, 1988
Waveguide for an optical near-field microscope
IBM57 citations94
US4684206AAug 4, 1987
Light waveguide with a submicron aperture, method for manufacturing the waveguide and application of the waveguide in an optical memory
IBM58 citations94
US4520570AJun 4, 1985
Piezoelectric x-y-positioner
IBM60 citations94
US5619600AApr 8, 1997
Near-field photon tunneling devices using liquid metal
IBM27 citations92
US5598387AJan 28, 1997
High-density optical data storage unit and method for writing and reading information
IBM21 citations92
US5461600AOct 24, 1995
High-density optical data storage unit and method for writing and reading information
IBM25 citations92
US4851671AJul 25, 1989
Oscillating quartz atomic force microscope
IBM36 citations92
USRE36603EMar 7, 2000
Distance-controlled tunneling transducer and direct access storage unit employing the transducer
IBM23 citations91
US5210714AMay 11, 1993
Distance-controlled tunneling transducer and direct access storage unit employing the transducer
IBM28 citations91
US4918309AApr 17, 1990
Method for investigating surfaces at nanometer and picosecond resolution and laser-sampled scanning tunneling microscope for performing said method
IBM24 citations89
US4643627AFeb 17, 1987
Vacuum transfer device
IBM38 citations88
US4600854AJul 15, 1986
Piezoelectric stepping rotator
IBM28 citations87
US4985627AJan 15, 1991
Spin-polarized scanning tunneling microscope
IBM31 citations86
US5539197AJul 23, 1996
Scanning near-field optical microscope having a medium denser than air in the gap between the probe chip and the sample being measured
IBM14 citations66