Inventor

Thomas M. Zywiak

Inventor

Suffield, CT, US

Overview

1995–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 55 as inventor

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

B64Dprimary

B64DEquipment for fitting in or to aircraft32%

Y02TClimate change mitigation technologies related to transportation24%

F24FAir-conditioning5%

F02CGas-turbine plants4%

F25BRefrigeration machines, plants or systems4%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants3%

F04DNon-positive-displacement pumps2%

B01DSeparation2%

F28FDetails of heat-exchange and heat-transfer apparatus, of general application2%

B64FGround or aircraft-carrier-deck installations specially adapted for use in connection with aircraft1%

PatentTitleYear

11,130,581Air nozzle arrangement2021 11,053,010Aircraft environmental control system2021 10,934,881Environmental control system mixing cabin discharge air with bleed air during a cycle2021 10,830,133Aircraft environmental control system selectively powered by three bleed ports2020 10,814,988Unequal bleed flow2020 10,730,631Air nozzle arrangement2020 10,690,366Heat exchanger blockage detection2020 10,634,065Engine bleed air system2020 10,605,468Flow sensing ozone converter with replaceable core2020 10,569,887Heat exchanger blockage detection to prevent ram air fan surge2020 10,549,860Environmental control system utilizing cabin air to drive a power turbine of an air cycle machine2020 10,369,503Particle separation system2019 10,346,585Method of predicting heat exchanger blockage via ram air fan surge margin2019 10,293,946Hybrid electric2019 10,267,325Air cycle machine speed diagnostic2019 10,203,267Health and usage management of an environmental control system2019 10,184,494Enhance motor cooling system and method2019 10,161,783Flow sensor bit for motor driven compressor2018 10,107,565Galley cooling2018 10,086,946Hybrid third air condition pack2018 10,088,385Wireless health and usage management of an environmental control system2018 10,060,350Nose cone assembly and method of circulating air in a gas turbine engine2018 10,035,602No primary heat exchanger and bleed air (cabin discharge air) assist2018 9,994,322Environmental control system utilizing parallel ram heat exchangers2018 9,994,323Replacement system providing replacement air to an inerting system2018 9,957,051Method of operating a multi-pack environmental control system2018 9,926,080'Environmental control system utilizing parallel RAM heat exchangers with air cycle machine speed compensation'2018 9,901,874'High temperature air separation system architecture'2018 9,889,938'Recirculation system for parallel ram heat exchangers'2018 9,873,511Primary heat exchanger crossover bypass manifold2018 9,862,495'Aircraft air-conditioning heat exchanger contamination detection'2018 9,840,333'Environmental control system mixing cabin discharge air with bleed air during a cycle'2017 9,816,720'Heat exchanger contamination monitoring'2017 9,789,967'Environmental control system'2017 9,783,307'Environmental control system utilizing cabin discharge air to power a cycle'2017 9,784,508'Method of monitoring a heat exchanger arrangement and ram air fan in an aircraft to prevent stall conditions'2017 9,382,841'Aircraft environmental control system selectively powered by three bleed ports'2016 9,205,925'Turbo air compressor'2015 9,126,687'Environmental control system having parallel compressors and method of controllably operating'2015 9,003,814'Turbo air compressor with pressure recovery'2015 7,523,622'Aircraft galley chiller system'2009 7,394,175'Integral motor and air bearing cooling path'2008 7,380,408'Integrated control system for combined galley refrigeration unit and cabin air conditioning system'2008 7,342,332'Air bearing and motor cooling'2008 7,334,422'Cabin air conditioning system with liquid cooling for power electronics'2008 7,322,202'Electric motor driven supercharger with air cycle air conditioning system'2008 7,024,874'Aircraft galley chiller system'2006 6,971,607'Aircraft air conditioning system mixer with corrugations'2005 6,942,183'Air cycle air conditioning with adaptive ram heat exchanger'2005 6,921,047'Aircraft air conditioning system mixer'2005 6,913,636'Low power nitrogen enriched air generation system'2005 6,684,660'Pneumatic cabin super charger'2004 6,681,591'Cabin air temperature control with cooling of recirculated air'2004 6,615,606'Dual turbine bootstrap cycle environmental control system'2003 5,461,882'Regenerative condensing cycle'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2021Based in Suffield, CT, US· patent location history

2003–2020Patents assigned to HAMILTON SUNDSTRAND (8)· patent assignee history

2005–2021Patents assigned to HAMILTON SUNDSTRAND CORP (46)· patent assignee history

2015–2018Patents assigned to ZYWIAK THOMAS M (4)· patent assignee history

2015Patents assigned to BRUNO LOUIS J (2)· patent assignee history

2017–2021Based in Southwick, MA, US· patent location history

2020–2021Patents assigned to HAMILTON SUNSTRAND CORP (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HAMILTON SUNDSTRAND CORP	46	2005–2021
HAMILTON SUNDSTRAND	8	2003–2020
HAMILTON SUNSTRAND CORP	4	2020–2021
ZYWIAK THOMAS Mself	4	2015–2018
BRUNO LOUIS J	2	2015

Locations

Location	Patents	Span
Suffield, CT, US	39	1995–2021
Southwick, Massachusetts, US	16	2017–2021