H01S3/1601 - CPC Classification Index

ClassID:

215671 ⎘

H01S3/1601 - CPC Classification

Classification description:

Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium; Solid materials characterised by an active (lasing) ion

Sub-classes:

H01S3/1603 » {rare earth} 155
H01S3/162 » {transition metal} 21
H01S3/1626 » {uranium} 0

Recent Application in this class:

20260045756

2026-02-12

Fiber laser pumping of bismuth-doped O-band amplifier

20220052502

2022-02-17

BISMUTH DOPED FIBER AMPLIFIER

20210184418

2021-06-17

MANUFACTURING OF OPTICAL FIBERS WITH SYMMETRY-BREAKING LONGITUDINAL PROTRUSIONS

20210126422

2021-04-29

Optical fiber with low thermo-optic coefficient

20170018904

2017-01-19

Optical parametric oscillation laser based on I-type quasi-phase matching

20160211637

2016-07-21

Slab laser and amplifier and method of use

20160043524

2016-02-11

Slab laser and amplifier

20130301662

2013-11-14

Slab laser and amplifier

20130170509

2013-07-04

Ultraviolet laser device

#10

20120033294

2012-02-09

OPTICAL APPARATUS, SYSTEM AND METHOD EMPLOYING AN ENDOHEDRAL METALLOFULLERENE

#11

20110206078

2011-08-25

P-element doped laser medium apparatus and method

#12

20090168151

2009-07-02

Apparatus and methods for optical amplification in semiconductors

#13

20070041086

2007-02-22

Apparatus and method for optical amplification in indirect-gap semiconductors