P

Inventor

HARDER CHRISTOPH

US10 patents
⚠️ This page may combine multiple inventors who share the name “HARDER CHRISTOPH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

4 patents
US5463705AOct 31, 1995

Optical waveguide isolation

IBM65 citations92
US5284792AFeb 8, 1994

Full-wafer processing of laser diodes with cleaved facets

IBM64 citations92
US5331655AJul 19, 1994

Decoupled optic and electronic confinement laser diode

IBM42 citations90
US5305340AApr 19, 1994

Waveguide ridge laser device with improved mounting and ridge protection

IBM14 citations70

BOOKHAM TECHNOLOGY PLC

2 patents
US6782024B2Aug 24, 2004

High power semiconductor laser diode

BOOKHAM TECHNOLOGY PLC17 citations90
US7218659B2May 15, 2007

High power semiconductor laser diode

BOOKHAM TECHNOLOGY PLC3 citations60

HARDER CHRISTOPH

2 patents
US8111727B2Feb 7, 2012

High power semiconductor opto-electronic device

HARDER CHRISTOPH11 citations79
US8908729B2Dec 9, 2014

High power semiconductor laser diode

HARDER CHRISTOPH1 citations47

UNIPHASE LASER ENTPR AG

1 patent
US6204560B1Mar 20, 2001

Titanium nitride diffusion barrier for use in non-silicon technologies and method

UNIPHASE LASER ENTPR AG17 citations76

CALIFORNIA INST OF TECHN

1 patent
US4562569ADec 31, 1985

Tandem coupled cavity lasers with separate current control and high parasitic resistance between them for bistability and negative resistance characteristics and use thereof for optical disc readout

CALIFORNIA INST OF TECHN17 citations73