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Inventor

Valentin Gapontsev

Inventor
Worcester, MA, US

Overview

40→
Patents
1976–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 40 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light50%
G02BOptical elements, systems or apparatus26%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein9%
B23KSoldering or unsoldering4%
C03CChemical composition of glasses, glazes or vitreous enamels3%
G01NInvestigating or analysing materials by determining their chemical or physical properties1%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them1%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices1%
G03HHolographic processes or apparatus1%
Y10TTechnical subjects covered by former us classification1%
PatentTitleYear
10,615,570High power high efficiency fiber laser and method for optimizing wall plug efficiency thereof202010,520,790Ultra-high power single mode green fiber laser operating in continuous wave and quasi-continuous wave regimes201910,483,709Sub-nanosecond broad spectrum generating laser system201910,293,432Hand maneuverable welding gun201910,216,063Single pass laser amplifier with pulsed pumping20199,921,168'Method and system for monitoring output of high power fiber laser system'20189,882,341'High power single mode fiber laser system for wavelengths operating in 2 μm range'20189,716,365'High power neodymium fiber lasers and amplifiers'20179,667,023'Ultra-high power single mode fiber laser system with non-uniformly configure fiber-to-fiber rod multimode amplifier'20179,444,215'Ultra-high power single mode fiber laser system with non-uniformly configured fiber-to-fiber rod multimode amplifier'20169,435,945'High power metal clad mode absorber'20169,395,612'High power ultra-short pulse laser-illuminated projector'20169,306,364'Ultra high power single mode fiber laser system'20169,300,108'High power fiber pump source with high brightness, low-noise output in about 974-1030 nm wavelength'20169,140,865'Terminal block for high power fiber laser system'20159,088,131'High power single mode fiber pump laser systems at 980 nm'20159,036,667'High power single mode ytterbium fiber laser system with single mode neodymium fiber pump source'20159,036,249'Method of sum-frequency conversion and frequency converter with optical active rotator'20158,948,218'High power fiber laser system with distributive mode absorber'20158,830,564'Apparatus for controlling resonant conditions within nonlinear resonator'20148,828,624'Method and device for fabricating volume Bragg gratings'20148,781,272'Single mode high power fiber laser system'20148,724,945'High power fiber laser system with integrated termination block'20148,655,121'Single mode high power fiber laser system'20148,615,029'Optical device'20138,582,608'High power fiber laser system with side-pumping arrangement'20138,285,101'Optical fiber apparatus with suppression of higher order modes'20128,254,417'Fiber laser system with controllably alignable optical components thereof'20128,204,349'Optical fiber with multiple ring-shaped core regions'20128,179,929'Apparatus and method for side mode suppression in slave-master laser by single mode fiber amplifier'20128,179,934'Frequency conversion laser head'20128,139,912'Double clad optical fiber having ring core surrounding core for high power operation'20128,081,667'Single-mode high power multimode fiber laser system'20118,068,705'Single-mode high-power fiber laser system'20117,912,099'Method and apparatus for preventing distortion of powerful fiber-laser systems by backreflected signals'20117,876,805'Dynamic compensator for controlling stresses on fiber in fiber optic cables'20117,848,368'Fiber laser system'20107,593,435'Powerful fiber laser system'20097,283,714'Large mode area fiber for low-loss transmission and amplification of single mode lasers'20073,979,322'Phosphate glass for laser use'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Based in Moscow, SU· patent location history
2007–2020Patents assigned to IPG PHOTONICS CORP (35)· patent assignee history
2007–2020Based in Worcester, MA, US· patent location history
2011–2017Patents assigned to GAPONTSEV VALENTIN P (16)· patent assignee history
2011–2014Patents assigned to FOMIN VALENTIN (7)· patent assignee history
2011–2014Patents assigned to PLATONOV NIKOLAI (7)· patent assignee history
2011–2019Based in Oxford, MA, US· patent location history
2012–2018Patents assigned to GAPONTSEV VALENTIN (9)· patent assignee history
2018Based in Worchester, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IPG PHOTONICS CORP352007–2020
GAPONTSEV VALENTIN Pself162011–2017
GAPONTSEV VALENTINself92012–2018
FOMIN VALENTIN72011–2014
PLATONOV NIKOLAI72011–2014
Locations
LocationPatentsSpan
Worcester, Massachusetts, US362007–2020
Oxford, Massachusetts, US22011–2019
Worchester, Massachusetts, US12018
Moscow, SU11976