Inventor

Kenneth O. Hill

Inventor

Kanata, CA

Overview

33→

Patents

1976–2012

Patent span

Physics

Primary field (CPC G)

Patents· 33 as inventor

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

G02Bprimary

G02BOptical elements, systems or apparatus60%

C03CChemical composition of glasses, glazes or vitreous enamels10%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

Y02PClimate change mitigation technologies in the production or processing of goods6%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light4%

H04BTransmission4%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure2%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein2%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices2%

H04QSelecting2%

PatentTitleYear

8,107,782'Microstructuring optical wave guide devices with femtosecond optical pulses'2012 8,090,233'Microstructuring optical wave guide devices with femtosecond optical pulses'2012 7,382,952'Optical fiber/waveguide polarizer and method of fabrication'2008 7,295,731'Microstructuring optical wave guide devices with femtosecond optical pulses'2007 RE039865'Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same'2007 7,095,931'Microstructuring optical wave guide devices with femtosecond optical pulses'2006 6,408,119'UV-trimmed fused tapered couplers'2002 6,400,870'Symmetric interferometers unbalanced by using light exposure to tailor the spectral behavior'2002 6,385,369'Method and device for reducing polarization dependence in an optical component or optical system'2002 6,374,016'Polarization insensitive grating in a planar channel optical waveguide and method to achieve the same'2002 6,256,435'Polarization insensitive grating in a planar channel optical waveguide and method to achieve the same'2001 6,016,375'Wavelength selective fiber to fiber optical tap'2000 5,495,548'Photosensitization of optical fiber and silica waveguides'1996 5,367,588'Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same'1994 5,216,739'Method of creating an index grating in an optical fiber and a mode converter using the index grating'1993 5,150,439'Simplified WDM fused fiber coupler design'1992 5,104,209'Method of creating an index grating in an optical fiber and a mode converter using the index grating'1992 5,080,503'Optical waveguide device and method for making such device'1992 5,054,874'Coupler fabrication techniques for dissimilar fibers'1991 5,004,316'Coupler fabrication techniques for dissimilar fibers'1991 4,963,177'Method for making a grating assisted optical waveguide device'1990 4,900,119'Wavelength selective optical devices using optical directional coupler'1990 4,895,423'Fabrication technique for low-loss fused taper directional couplers and pressure sensor produced thereby'1990 4,783,850'Optoelectronic compound switching matrix'1988 4,779,945'Directional coupler utilizing biconically tapered optical fibers and a method of making same'1988 4,763,977'Optical fiber coupler with tunable coupling ratio and method of making'1988 4,474,427'Optical fiber reflective filter'1984 4,457,581'Passive fiber optic data bus configurations'1984 4,330,170'Low-loss star couplers for optical fiber systems'1982 4,291,940'Low loss access coupler for multimode optical fiber distribution systems'1981 4,107,628'CW Brillouin ring laser'1978 4,026,632'Frequency selective interwaveguide coupler'1977 3,950,707'Quantum amplifier having passive core and active cladding providing signal gain by interaction of evanescent-wave components of signal and pump beams propagating along the core'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1990Patents assigned to CANADIAN PATENTS DEV (11)· patent assignee history

1976–2012Based in Kanata, CA· patent location history

1984–2002Patents assigned to UNITED KINGDOM GOVERNMENT (12)· patent assignee history

1988–2012Patents assigned to HILL KENNETH O (3)· patent assignee history

2006–2012Patents assigned to OZ OPTICS LTD (4)· patent assignee history

2012Patents assigned to ARMSTRONG MICHAEL (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
UNITED KINGDOM GOVERNMENT	12	1984–2002
CANADIAN PATENTS DEV	11	1976–1990
OZ OPTICS LTD	4	2006–2012
HILL KENNETH Oself	3	1988–2012
ARMSTRONG MICHAEL	2	2012

Locations

Location	Patents	Span
Kanata, CA	33	1976–2012