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Inventor

Harry E. Ruda

Inventor
Toronto, CA

Overview

12→
Patents
1996–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 12 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus10%
H01GCapacitors10%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light10%
B82YSpecific uses or applications of nanostructures7%
C04BLime, magnesia7%
C23CCoating metallic material7%
G21HObtaining energy from radioactive sources7%
H01TSpark gaps7%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%
F02PIgnition, other than compression ignition, for internal-combustion engines3%
PatentTitleYear
10,739,516Template-based epitaxial growth of lattice mismatched materials on silicon202010,310,183Template-based epitaxial growth of lattice mismatched materials on silicon20199,300,116'Spark plug'20169,088,137'Spark plug'20157,733,482'System and method for determining at least one constituent in an ambient gas using a microsystem gas sensor'20107,701,756'Magnetic memory composition and method of manufacture'20106,961,501'Configurable photonic device'20056,623,865'Lead zirconate titanate dielectric thin film composites on metallic foils'20036,432,472'Method of making semiconductor supercapacitor system and articles produced therefrom'20026,180,252'Semiconductor supercapacitor system, method for making same and articles produced therefrom'20015,859,484'Radioisotope-powered semiconductor battery'19995,561,679'Radioluminescent semiconductor light source'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–1999Patents assigned to ONTARIO HYDRO (2)· patent assignee history
1996–2003Based in North York, CA· patent location history
1999Based in Downsview, CA· patent location history
2001–2003Patents assigned to ENERGENIUS INC (3)· patent assignee history
2001–2002Based in Rockyview County, CA· patent location history
2005–2010Patents assigned to RUDA HARRY E (2)· patent assignee history
2005–2020Based in Toronto, CA· patent location history
2015–2016Patents assigned to NANO SPARK INC (2)· patent assignee history
2019–2020Patents assigned to CISCO TECH INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ENERGENIUS INC32001–2003
CISCO TECH INC22019–2020
NANO SPARK INC22015–2016
ONTARIO HYDRO21996–1999
RUDA HARRY Eself22005–2010
Locations
LocationPatentsSpan
Toronto, CA72005–2020
North York, CA21996–2003
Rockyview County, CA22001–2002
Downsview, CA11999