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Frederick A. Leavitt
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San Diego, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Grateless, back drafted and back fed pellet stove
Patent number
12,146,657
Issue date
Nov 19, 2024
Stephen Thomas Spevak
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Automated cordless smoker
Patent number
11,877,582
Issue date
Jan 23, 2024
Frederick Arlen Leavitt
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Rechargeable battery and method of assembly
Patent number
7,541,771
Issue date
Jun 2, 2009
Kyoćera Wireless Corp.
Frederick A. Leavitt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Powder injection molding and infiltration process
Patent number
6,319,437
Issue date
Nov 20, 2001
Hi-Z Technology, Inc.
Norbert B. Elsner
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Thermoelectric module with gapless eggcrate
Patent number
5,875,098
Issue date
Feb 23, 1999
Hi-Z Corporation
Frederick A. Leavitt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for fabricating a thermoelectric module with gapless eggcrate
Patent number
5,856,210
Issue date
Jan 5, 1999
Hi-Z Technology, Inc.
Fredrick A Leavitt
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Automated Cordless Smoker
Publication number
20230051127
Publication date
Feb 16, 2023
Frederick Arlen Leavitt
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
Grateless, Back Drafted and Back Fed Pellet Stove
Publication number
20220090780
Publication date
Mar 24, 2022
Stephen Thomas Spevak
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Application
Shock resistant, efficient, low power radioisotope thermoelectroc g...
Publication number
20200350482
Publication date
Nov 5, 2020
Kavon Kazemzadah
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
THERMOELECTRIC MODULES FOR AN EXHAUST SYSTEM
Publication number
20140238459
Publication date
Aug 28, 2014
BASF SE
Juergen Moors
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Segmented thermoelectric module with bonded legs
Publication number
20120103381
Publication date
May 3, 2012
BASF SE and Hi-Z Technology, Inc.
Frederick A. Leavitt
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Quantum well module with low K crystalline covered substrates
Publication number
20110100408
Publication date
May 5, 2011
Hi-Z Technology Inc.
Aleksandr Kushch
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Quantum well thermoelectric module
Publication number
20110062420
Publication date
Mar 17, 2011
Hi-Z Technology Inc.
Saeid Ghamaty
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Low-cost quantum well thermoelectric egg-crate module
Publication number
20100269879
Publication date
Oct 28, 2010
Fred Leavitt
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
High temperature, high efficiency thermoelectric module
Publication number
20100229911
Publication date
Sep 16, 2010
Hi-Z Technology Inc.
Frederick A. Leavitt
H01 - BASIC ELECTRIC ELEMENTS