Inventor
Frank Hunt
Inventor
West Bloomfield, MI, US
Overview
Patents· 31 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F02Mprimary
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof18%
F02DControlling combustion engines14%
Y02TClimate change mitigation technologies related to transportation14%
G01NInvestigating or analysing materials by determining their chemical or physical properties8%
A01NPreservation of bodies of humans or animals or plants or parts thereof6%
F25DRefrigerators6%
B23KSoldering or unsoldering5%
B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors5%
F02NStarting of combustion engines5%
F02PIgnition, other than compression ignition, for internal-combustion engines5%
PatentTitleYear
11,118,952Reducing mass airflow sensor contamination202110,781,775Calibration-free mass airflow sensor202010,661,990Automated cryogenic storage system202010,421,607Cryogenic freezer201910,336,539Automated cryogenic storage system20199,255,936'Sample storage cassette for ultra-low or cryogenic temperatures'20169,163,869'Tube picking mechanisms with an ultra-low temperature or cryogenic picking compartment'20159,028,754'Rack robot'20157,980,226'Fuel system for a direct injection engine'20117,866,531'Multi-sheet structures and method for manufacturing same'20117,848,837'Method and apparatus for monitoring the quality of a machining operation'2010RE041860'Cold start engine control apparatus and method'20107,793,639'Apparatus for reducing the transmission for noise from the fuel rail in a direct injection engine'20107,555,359'Apparatus and method for correcting defects by friction stir processing'20097,508,682'Housing for an electronic circuit'20097,254,211'Method and apparatus for performing computed tomography'20077,017,556'Engine start fuel control system'20067,007,667'Cold start fuel control system'20066,918,383'Fuel control system'20056,874,467'Fuel delivery system for an internal combustion engine'20056,843,238'Cold start fuel control system'20056,736,103'System for management of fuel in a cold start fuel passageway'20046,279,549'Heater for a cold start fuel injector'20016,109,247'Heater for a cold start fuel injector'20005,894,832'Cold start engine control apparatus and method'19995,598,826'Cold start fuel control system for an internal combustion engine'19975,529,035'Cold start fuel injector with heater'19965,482,023'Cold start fuel control system'19965,465,701'Internal combustion fuel control system'19955,426,934'Engine and emission monitoring and control system utilizing gas sensors'19955,234,569'Air/fuel ratio sensor for an internal combustion engine'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–1999Patents assigned to HITACHI AMERICA LTD RESEARCH A (3)· patent assignee history
1993–1995Based in Walled Lake, MI, US· patent location history
1995–2010Patents assigned to HITACHI AMERICA LTD (7)· patent assignee history
1996–2001Based in White Lake, MI, US· patent location history
2004–2011Patents assigned to HITACHI LTD (13)· patent assignee history
2004–2021Based in West Bloomfield, MI, US· patent location history
2015–2016Patents assigned to HAMILTON STORAGE TECHNOLOGIES INC (3)· patent assignee history
2015–2020Based in Shrewsbury, MA, US· patent location history
2019–2020Patents assigned to BROOKS AUTOMATION INC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 13 | 2004–2011 |
| HITACHI AMERICA LTD | 7 | 1995–2010 |
| BROOKS AUTOMATION INC | 3 | 2019–2020 |
| HAMILTON STORAGE TECHNOLOGIES INC | 3 | 2015–2016 |
| HITACHI AMERICA LTD RESEARCH A | 3 | 1993–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| West Bloomfield, MI, US | 16 | 2004–2021 |
| Shrewsbury, Massachusetts, US | 6 | 2015–2020 |
| White Lake, MI, US | 6 | 1996–2001 |
| Walled Lake, MI, US | 3 | 1993–1995 |