Inventor · Haar, DE

Jochen Heinen

18Patents
11h-index
16Co-inventors
69Inventor score

Filing activity: Sep 2, 1981 → Sep 3, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5400419A Bidirectional optical transmission and reception module Physics 77 Expired
US6111272A Semiconductor light source formed of layer stack with total thickness of 50 microns Electricity 73 Expired
US4740259A Method of making a light-emitting-diode (led) with spherical lens Emerging Cross-Sectional Technologies 39 Expired
US5195150A Optoelectronic device for outfeed and infeed of radiation Physics 38 Expired
US4841344A Light-emitting-diode (LED) with spherical lens Emerging Cross-Sectional Technologies 35 Expired
US4768199A Mechanism for self-adjusting positioning of a semiconductor laser relative to an optical fiber to be coupled thereto Electricity 30 Expired
US4744088A Semiconductor laser array with focused emission Electricity 21 Expired
US4845723A Laser transmitter arrangement Electricity 15 Expired
US4818722A Method for generating a strip waveguide Emerging Cross-Sectional Technologies 15 Expired
US4747649A Monolithically integrated WDM demultiplex module and method of manufacture of such module Electricity 14 Expired
US5065207A Optoelectronic circuit with diodes and waveguides Physics 12 Expired
US5008893A Tunable semiconductor laser Electricity 11 Expired
US4987576A Electrically tunable semiconductor laser with ridge waveguide Electricity 10 Expired
US4406245A Device for epitaxial depositing layers from a liquid phase Chemistry; Metallurgy 10 Expired
US4674095A Laser diode array Electricity 10 Expired
US4683574A Semiconductor laser diode with buried hetero-structure Electricity 8 Expired
US4742525A Coupled laser diode arrangement Electricity 8 Expired
US6773169B2 Method for coupling a surface-oriented opto-electronic element with an optical fiber and opto-electronic element for carrying out such a method Physics 7 Expired

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