HOWARD INDUSTRIES, INC.
Patent Owner
Stats
- 19 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- Apr 18, 2017 most recent publication
Details
- 19 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 737 Total Citation Count
- Oct 18, 1976 Earliest Filing
- 31 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8810349 Power input device with current pulse multiplier transformer to reduce harmonic currents in converter/inverter circuits and devices, and method of making the sameFeb 01, 11Aug 19, 14[H01F]
7990242 Transient voltage and harmonic currents quashing (THQ) transformers, transformer winding topology, and method of making the sameJul 28, 09Aug 02, 11[H01F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5786670 High-frequency converter for fluorescent lamps using an improved trigger circuitExpiredMar 15, 96Jul 28, 98[H05B]
5703438 Line current filter for less than 10% total harmonic distortionExpiredJan 22, 96Dec 30, 97[H02M]
5608295 Cost effective high performance circuit for driving a gas discharge lamp loadExpiredSep 02, 94Mar 04, 97[H05B]
5148086 Means for securing insulation displacement terminals to leads extending from a fluorescent light ballastExpiredNov 29, 90Sep 15, 92[H05K]
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