Inventor
HEYWANG WALTER
DE11 patents
⚠️ This page may combine multiple inventors who share the name “HEYWANG WALTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS AG
9 patentsUS4763979AAug 16, 1988
Arrangement for coupling a laser diode to a monomode light waveguide and the method for forming the arrangement
SIEMENS AG33 citations91
US4275390AJun 23, 1981
Burglar alarm device
SIEMENS AG29 citations91
US4087716AMay 2, 1978
Multi-layer element consisting of piezoelectric ceramic laminations and method of making same
SIEMENS AG45 citations91
US4789213ADec 6, 1988
Electro-optical modulator having a monomode light waveguide modulator
SIEMENS AG11 citations73
US4812005AMar 14, 1989
Arrangement for coupling a laser diode and a monomode light waveguide having a feedback means
SIEMENS AG17 citations72
US4165249AAug 21, 1979
Method of purifying germanium bodies
SIEMENS AG10 citations72
US3965347AJun 22, 1976
Electroluminescent semiconductor diode with hetero-structure
SIEMENS AG10 citations72
US4164811AAug 21, 1979
Process for making a semiconductor component with electrical contacts
SIEMENS AG4 citations61
US4004088AJan 18, 1977
System for the formulation and transmission of coordinate information to reproduce handwritten items
SIEMENS AG1 citations51