Trumpf Photonics, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01S DEVICES USING STIMULATED EMISSION1676
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 2203
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 2360
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 1100
 
  
 
C30B SINGLE-CRYSTAL GROWTH 155
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1127

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9450377 Multi-emitter diode laser packageMay 04, 15Sep 20, 16[G02B, H01S]
9413136 Stepped diode laser module with cooling structureJul 08, 15Aug 09, 16[H01S]
9318876 Arrangement of multiple diode laser module and method for operating the sameJan 22, 15Apr 19, 16[G02B, H01S]
8345724 Laser beam interleavingOct 27, 08Jan 01, 13[H01S]
7936799 Interleaving laser beamsOct 27, 08May 03, 11[H01S]
7889776 High-power semiconductor laserJan 21, 05Feb 15, 11[H01S]
RE41643 High power semiconductor laser diodeFeb 13, 04Sep 07, 10[H01S]
7084444 Method and apparatus for improving efficiency in opto-electronic radiation source devicesMar 19, 01Aug 01, 06[H01L]
6931043 Control of current spreading in semiconductor laser diodesJun 25, 04Aug 16, 05[H01S]
6782025 High power distributed feedback ridge waveguide laserNov 18, 02Aug 24, 04[H01S]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0268,352 DEVICES FOR INTERLEAVING LASER BEAMSAbandonedMar 15, 13Sep 18, 14[G02B]
7687291 Laser facet passivationExpiredMar 27, 06Mar 30, 10[H01L]
2008/0063,017 Laser Diode Array MountingAbandonedOct 08, 04Mar 13, 08[H01S]
2007/0195,850 Diode laser array stackAbandonedOct 08, 04Aug 23, 07[G02B, H01S]
2006/0215,719 High Power Diode LasersAbandonedMar 27, 06Sep 28, 06[H01S]
6937780 Multi-pass, arcuate bent waveguide, high power super luminescent diodeExpiredFeb 23, 01Aug 30, 05[G02B]
2004/0252,742 High power distributed feedback ridge waveguide laserAbandonedJul 12, 04Dec 16, 04[H01S]
6829276 Integrated high power semiconductor laserExpiredMay 16, 00Dec 07, 04[H01S]
6754001 Phase conjugating structure for mode matching in super luminescent diode cavitiesExpiredFeb 21, 03Jun 22, 04[H01S]
6614585 Phase conjugating structure for mode matching in super luminescent diode cavitiesExpiredMay 05, 00Sep 02, 03[H01S]
6556611 Wide stripe distributed bragg reflector lasers with improved angular and spectral characteristicsExpiredDec 20, 99Apr 29, 03[H01S]
6459715 Master-oscillator grating coupled power amplifier with angled amplifier sectionExpiredApr 10, 00Oct 01, 02[H01S]
6363188 Mode expander with co-directional gratingExpiredMay 16, 00Mar 26, 02[G02B]
6301279 Semiconductor diode lasers with thermal sensor control of the active region temperatureExpiredOct 29, 99Oct 09, 01[H01S]
5131001 Monolithic semiconductor light emitter and amplifierExpiredDec 21, 90Jul 14, 92[H01S]
4394938 Dispenser and package for liquid or granular materialsExpiredAug 11, 80Jul 26, 83[G01F]

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