Inventor

Michael James Lockett

Inventor

Grand Island, NY, US

Overview

46→

Patents

1987–2019

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 46 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F25Jprimary

F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state28%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%

B01DSeparation14%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%

F28FDetails of heat-exchange and heat-transfer apparatus, of general application6%

F28CHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media come into direct contact without chemical interaction4%

B01FMixing, e.g. dissolving, emulsifying or dispersing3%

F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact3%

F25BRefrigeration machines, plants or systems2%

H01FMagnets2%

PatentTitleYear

D0854132Corrugated steel structure2019 9,920,988'Main heat exchange system and method for reboiling'2018 9,453,674'Main heat exchange system and method for reboiling'2016 8,540,878'Structured packing module for mass transfer column and process involving same'2013 8,298,412'Structured packing module for mass transfer column and process involving same'2012 7,421,856'Cryogenic air separation with once-through main condenser'2008 7,081,802'System for cooling a power transformer'2006 6,742,342'System for cooling a power transformer'2004 6,666,046'Dual section refrigeration system'2003 6,578,829'Packing for mass transfer column'2003 6,478,290'Packing for mass transfer column'2002 6,393,866'Cryogenic condensation and vaporization system'2002 6,378,332'Packing with low contacting crimp pattern'2002 6,321,567'Structured packing system for reduced distillation column height'2001 6,314,756'Structured packing with asymmetric crimp pattern'2001 6,272,884'Rapid restart system for cryogenic air separation plant'2001 6,212,907'Method for operating a cryogenic rectification column'2001 6,101,841'Cryogenic rectification system with high strength and high capacity packing'2000 6,079,223'Cryogenic air separation system for producing moderate purity oxygen and moderate purity nitrogen'2000 6,044,902'Heat exchange unit for a cryogenic air separation system'2000 5,934,105'Cryogenic air separation system for dual pressure feed'1999 5,921,109'Method for operating a cryogenic rectification column'1999 5,901,578'Cryogenic rectification system with integral product boiler'1999 5,857,357'Column configuration and method for argon production'1999 5,836,174'Cryogenic rectification system for producing multi-purity oxygen'1998 5,752,538'Liquid distributor for packed columns'1998 5,724,834'Downflow plate and fin heat exchanger for cryogenic rectification'1998 5,699,671'Downflow shell and tube reboiler-condenser heat exchanger for cryogenic rectification'1997 5,700,403'Distillation column employing structured packing which reduces wall flow'1997 5,669,236'Cryogenic rectification system for producing low purity oxygen and high purity oxygen'1997 5,632,934'Packing with improved capacity for rectification systems'1997 5,537,840'Downflow plate and fin heat exchanger for cryogenic rectification'1996 5,440,884'Cryogenic air separation system with liquid air stripping'1995 5,438,836'Downflow plate and fin heat exchanger for cryogenic rectification'1995 5,386,691'Cryogenic air separation system with kettle vapor bypass'1995 5,382,390'Multiple-downcomer fractionation tray with vapor directing slots and extended downcomer baffles'1995 5,363,909'Compact contacting device'1994 5,339,648'Distillation system with partitioned column'1994 5,240,652'Liquid distributor for a vapor-liquid contacting column'1993 5,237,823'Cryogenic air separation using random packing'1993 5,132,056'Structured column packing with improved turndown and method'1992 5,100,448'Variable density structured packing cryogenic distillation system'1992 5,019,144'Cryogenic air separation system with hybrid argon column'1991 4,929,399'Structured column packing with liquid holdup'1990 4,838,913'Double column air separation process with hybrid upper column'1989 4,711,745'High turndown bubble cap tray'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2018Based in Grand Island, NY, US· patent location history

1990–1992Patents assigned to UNION CARBIDE IND GASES TECH (4)· patent assignee history

1993–2018Patents assigned to PRAXAIR TECHNOLOGY INC (36)· patent assignee history

2012–2019Patents assigned to KOCH GLITSCH LP (3)· patent assignee history

2016–2018Patents assigned to BONAQUIST DANTE P (2)· patent assignee history

2016–2018Patents assigned to CHAKRAVARTHY VIJAYARAGHAVAN S (2)· patent assignee history

2019Based in Buffalo, NY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PRAXAIR TECHNOLOGY INC	36	1993–2018
UNION CARBIDE IND GASES TECH	4	1990–1992
KOCH GLITSCH LP	3	2012–2019
BONAQUIST DANTE P	2	2016–2018
CHAKRAVARTHY VIJAYARAGHAVAN S	2	2016–2018

Locations

Location	Patents	Span
Grand Island, New York, US	45	1987–2018
Buffalo, New York, US	1	2019