Inventor

Daniel Warren Hawtof

Inventor

Corning, NY, US

Overview

1994–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 64 as inventor

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

C03Bprimary

C03BManufacture, shaping, or supplementary processes31%

G02BOptical elements, systems or apparatus15%

C03CChemical composition of glasses, glazes or vitreous enamels9%

Y02PClimate change mitigation technologies in the production or processing of goods5%

Y10TTechnical subjects covered by former us classification5%

F23DBurners4%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light3%

C01BNon-metallic elements3%

B29CShaping or joining of plastics2%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry1%

PatentTitleYear

11,114,812Optical tube waveguide lasing medium and related method2021 10,619,926Process for sintering material2020 10,570,048Silica-containing sheet and related system and methods2020 10,574,021Optical tube waveguide lasing medium and related method2020 10,562,811Glass sheet and system and method for making glass sheet2020 10,514,521Optical fiber assemblies, and methods and apparatus for the manufacture thereof2019 10,435,324Laser system and method forming an edge section of a high purity fused silica glass sheet2019 10,396,393High silica content substrate such as for use in thin-film battery2019 10,185,084Layered glass structures2019 10,015,879Silica content substrate such as for use harsh environment circuits and high frequency antennas2018 9,919,958'Glass sheet and system and method for making glass sheet'2018 9,859,477'Method of forming light emitting diode with high-silica substrate'2018 9,845,222Spool apparatus and methods of winding a length of cable2017 9,841,556'Non-circular multicore fiber and method of manufacture'2017 9,634,349'High silica content substrate such as for use in thin-film battery'2017 9,452,946'Locally-sintered porous soot parts and methods of forming'2016 9,422,187'Laser sintering system and method for forming high purity, low roughness silica glass'2016 9,417,421'Optical fiber assemblies, and methods and apparatus for the manufacture thereof'2016 9,389,387'Optical fiber cable with print protective outer surface profile'2016 9,321,669'Thin glass sheet with tunable coefficient of thermal expansion'2016 9,199,870'Electrostatic method and apparatus to form low-particulate defect thin glass sheets'2015 8,985,866'Simultaneous thermal forming of ferrule and optical fiber in a ferrule assembly to thermally form an optical surface in the ferrule assembly, and related fiber optic components, fiber connectors, assemblies, and methods'2015 8,857,216'Burner modules, methods of forming glass sheets, and glass sheets formed thereby'2014 8,789,390'Near net fused silica articles and method of making'2014 8,746,013'Three dimensional micro-fabricated burners'2014 8,485,352'Yad including mezuzah casement'2013 8,359,884'Roll-to-roll glass: touch-free process and multilayer approach'2013 8,181,485'Roll-to-roll glass soot sheet sintering method and apparatus'2012 8,137,469'Method and apparatus for making fused silica'2012 8,062,733'Roll-to-roll glass material attributes and fingerprint'2011 8,037,717'Methods and apparatus for pulsed doping or drying a soot preform'2011 7,861,556'Method and apparatus for impulsively spinning optical fiber'2011 7,817,884'Strain-managed optical waveguide assemblies and methods of forming same'2010 7,793,521'Method enabling dual pressure control within fiber preform during fiber fabrication'2010 7,769,263'Optical fiber and a method for making such'2010 7,677,058'Process and apparatus for making glass sheet'2010 7,672,557'Optical fiber and a method for fabricating a low polarization-mode dispersion and low attenuation optical fiber'2010 7,344,901'Hermetically sealed package and method of fabricating of a hermetically sealed package'2008 7,346,250'Preferential etching method of forming microstructure for an optical waveguide'2008 7,083,678'Method and apparatus for making a crystal pre-melt'2006 6,925,840'Method of making a photonic crystal preform'2005 6,917,741'Methods for manufacturing microstructured optical fibers with arbitrary core size'2005 6,837,076'Method of producing oxide soot using a burner with a planar burner face'2005 6,743,011'Multi-layer burner module, adapter, and assembly therefor'2004 6,739,156'Maintaining a plug-free system during a silica soot creation process'2004 6,736,633'Burner manifold apparatus for use in a chemical vapor deposition process'2004 6,705,127'Methods of manufacturing soot for optical fiber preforms and preforms made by the methods'2004 6,672,106'Method and apparatus for forming soot for the manufacture of glass'2004 6,650,815'Optical fiber encoded with data signal'2003 6,621,624'Optical gain fibers'2003 6,598,425'Method for collecting soot'2003 6,565,823'Method and apparatus for forming fused silica by combustion of liquid reactants'2003 6,539,154'Non-constant dispersion managed fiber'2003 6,539,151'Method for making separable multiple core optical fibers, the resulting fiber structures, and uses thereof'2003 6,477,305'Low water peak optical waveguide and method of manufacturing same'2002 6,374,642'Method and apparatus for combustion-enhanced vaporization'2002 6,363,746'Method and apparatus for making multi-component glass soot'2002 6,349,163'Dispersion compensating single mode waveguide'2002 6,312,656'Method for forming silica by combustion of liquid reactants using oxygen'2001 6,243,522'Photonic crystal fiber'2001 6,154,594'Multicore glass optical fiber and methods of manufacturing such fibers'2000 5,999,679'Dispersion compensating single mode waveguide'1999 5,979,185'Method and apparatus for forming silica by combustion of liquid reactants using a heater'1999 5,284,499'Method and apparatus for drawing optical fibers'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2021Patents assigned to CORNING INC (58)· patent assignee history

1994Based in Wilmington, NC, US· patent location history

1999–2011Based in Painted Post, NY, US· patent location history

2005–2021Based in Corning, NY, US· patent location history

2011–2019Patents assigned to HAWTOF DANIEL WARREN (11)· patent assignee history

2014Patents assigned to GEREMEW MULUWORK (2)· patent assignee history

2015–2016Patents assigned to CORNING CABLE SYS LLC (2)· patent assignee history

2016Based in Hickory, NC, US· patent location history

2017–2019Patents assigned to Corning Optical Communications LLC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CORNING INC	58	1994–2021
HAWTOF DANIEL WARRENself	11	2011–2019
CORNING CABLE SYS LLC	2	2015–2016
Corning Optical Communications LLC	2	2017–2019
GEREMEW MULUWORK	2	2014

Locations

Location	Patents	Span
Corning, New York, US	39	2005–2021
Painted Post, New York, US	23	1999–2011
Hickory, NC, US	1	2016
Wilmington, NC, US	1	1994