Inventor · disambiguated record
Lloyd J. Perper
Also filed as: PERPER LLOYD J
9 granted patents·410 citations·filing 1975–1989
91Inventor score
Files withIOTA ENGINEERING INC4IOTA ENGINEERING CO2HESSEMER JR ROBERT A1PEROXIDATION SYSTEMS INC1PERPER LLOYD J1
Top patents by PatentIndex Score
9 records- 0196US4127797AInverter oscillator with current feedbackIOTA ENGINEERING INC·Filed 1977·Granted Nov 28, 1978·152 cites·15 claims
- 0291US4005335AHigh frequency power source for fluorescent lamps and the likeIOTA ENGINEERING INC·Filed 1975·Granted Jan 25, 1977·63 cites·14 claims
- 0388US4017785APower source for fluorescent lamps and the likeIOTA ENGINEERING INC·Filed 1975·Granted Apr 12, 1977·57 cites·6 claims
- 0479US5003231AAdaptive resonant ballast for discharge lampsPEROXIDATION SYSTEMS INC·Filed 1989·Granted Mar 26, 1991·40 cites·19 claims
- 0579US4088379AVariable permanent magnet suspension systemPERPER LLOYD J·Filed 1976·Granted May 9, 1978·31 cites·23 claims
- 0677US4416552ACorrelation thermographyHESSEMER JR ROBERT A·Filed 1981·Granted Nov 22, 1983·47 cites·20 claims
- 0745US4330736ACompensated current feedback oscillator ballast for fluorescent lamps and the likeIOTA ENGINEERING INC·Filed 1980·Granted May 18, 1982·10 cites·27 claims
- 0838US4609852ALamp ballast with near unity power factor and low harmonic contentIOTA ENGINEERING CO·Filed 1984·Granted Sep 2, 1986·6 cites·21 claims
- 0934US4538094ALamp ballast with near unity power factor and low harmonic contentIOTA ENGINEERING CO·Filed 1983·Granted Aug 27, 1985·4 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when Lloyd J. Perper files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →