Leonard Kaplan

Issued Patents All Time

Patent #	Title	Co-Inventors	Date
4626551	Homogeneous liquid phase process for making alkane polyols	Wellington E. Walker	1986-12-02
4562272	Process for preparing cyclic polyethers	Arnold M. Harrison	1985-12-31
4471237	Output protection circuit for preventing a reverse current	—	1984-09-11
4463318	Power amplifier circuit employing field-effect power transistors	—	1984-07-31
4415747	Process for making ethylene glycol derivatives	—	1983-11-15
4380740	Current amplifier	—	1983-04-19
4362820	Process for producing ethylene glycol and methanol	—	1982-12-07
4360600	Process for producing ethylene glycol and methanol	Robert G. Bergman	1982-11-23
4355341	Power protection circuit for transistors	—	1982-10-19
4345103	Hydroxymethylation of the carbon residue of organosilicon compounds	—	1982-08-17
4321648	Over-current protection circuits for power transistors	—	1982-03-23
4320063	Ammonium carboxylates	—	1982-03-16
4283578	Process for making glycol	—	1981-08-11
4278946	Current scaling circuitry	—	1981-07-14
4225897	Overcurrent protection circuit for power transistor	—	1980-09-30
4224237	Catalytic process for polyhydric alcohols and derivatives	—	1980-09-23
4199521	Process for producing polyhydric alcohols and derivatives	Roy L. Pruett	1980-04-22
4197253	Catalytic process for producing polyhydric alcohols	—	1980-04-08
4190598	Catalytic process for production of polyhydric alcohols in presence of ammonium carboxylates	—	1980-02-26
4188593	RC Oscillator	—	1980-02-12
4188335	Novel solvents for the catalytic process for producing polyhydric alcohols	Frank A. Cotton	1980-02-12

Issued Patents All Time

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