Learn more

CALMAC MFG CORP

Overview
  • Total Patents
    63
About

CALMAC MFG CORP has a total of 63 patent applications. Its first patent ever was published in 1963. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets thermal processes, machines and environmental technology are YORK ICE MACHINERY CORP, RUDY MFG COMPANY and MUNCIE GEAR WORKS INC.

Patent filings per year

Chart showing CALMAC MFG CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Maccracken Calvin D 27
#2 Maccracken Calvin Dodd 10
#3 Pincus Steven Jay 7
#4 Maccracken Mark M 4
#5 Silvetti Brian M 4
#6 Silvetti Brian Michael 3
#7 Schmidt Helmut J 3
#8 Miles George N 2
#9 Pincus Steven J 2
#10 Mac Cracken Calvin D 2

Latest patents

Publication Filing date Title
US5720178A Refrigeration system with isolation of vapor component from compressor
CA2158899A1 Refrigeration system with pulsed ejector and vertical evaporator
US5598720A Air bubble heat transfer enhancement system coolness storage apparatus
US5353602A Non-steady-state self-regulating intermittent flow thermodynamic system
US5054298A Ice-cap prevention barrier for an ice bank
US5005368A Coolness storage air conditioner appliance
US4954278A Eutectic composition for coolness storage
US4761970A Immiscible propellant and refrigerant pairs for ejector-type refrigeration systems
US4687588A Refrigerant mixture of trichlorofluoromethane and dichlorohexafluoropropane
US4608836A Multi-mode off-peak storage heat pump
EP0181137A2 Method of cyclic air conditioning with cogeneration of ice
CA1269520A Superdensity assembly method and system for plastic heat exchanger resists large buoyancy forces and provides fast melt down in phase change thermal storage
US4403645A Compact storage of seat and coolness by phase change materials while preventing stratification
US4294078A Method and system for the compact storage of heat and coolness by phase change materials
US4286141A Thermal storage method and system utilizing an anhydrous sodium sulfate pebble bed providing high-temperature capability
CA1115264A Method and system for the compact storage of heat and coolness by phase change materials
US4112921A Method and system for utilizing a flexible tubing solar collector
CA1061584A Method of creating an outdoor ice slab in summer weather and of reducing energy requirements for indoor and outdoor ice rinks
CA1061124A Method of securing a perimeter fence around an ice rink without embedding into ground
US3910059A Method and system for providing an ice slab while preventing undue freezing penetration below