Inventor
Joseph F. Freiman
Inventor
Cypress, TX, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Jprimary
H02JElectric power networks28%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution23%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy21%
G01RMeasuring electric variables7%
B60LPropulsion of electrically-propelled vehicles5%
G06FElectric digital data processing5%
Y02TClimate change mitigation technologies related to transportation5%
Y10TTechnical subjects covered by former us classification5%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications2%
PatentTitleYear
10,744,885Battery pre-heating prior to fast charge202010,707,464Battery cell venting system for electrified vehicle batteries20209,840,161'Circuit and method for detection of battery cell degradation events'20177,688,021'Fuel cell and battery systems'20106,950,729'Portable fuel-cell-powered system with ultrasonic atomization of H2O by-product'20056,259,971'Portable fuel-cell-powered system with ultrasonic atomization of H2O by-product'20016,137,268'System with limited long-time-averaged battery charging rate'20006,020,722'Temperature compensated voltage limited fast charge of nickel cadmium and nickel metal hybride battery packs'20006,018,229'Lithium-ion battery pack with integral switching regulator using cutoff transistor'20005,903,137'Battery pack with single charge inhibit/regulator transistor'19995,861,812'Battery pack wakeup'19995,831,350'System using interchangeable nickel-based and lithium ion battery packs'19985,764,028'Battery pack with single charge-inhibit/regulator transistor'19985,726,554'Charging a battery having a nominal critical terminal voltage'19985,641,587'Battery pack with a monitoring circuit for a known system'19975,315,228'Battery charge monitor and fuel gauge'19945,200,689'Battery charge monitor to determine fast charge termination'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2001Patents assigned to COMPAQ COMPUTER CORP (12)· patent assignee history
1993–2010Based in Cypress, TX, US· patent location history
2005Patents assigned to FREIMAN JOSEPH F (1)· patent assignee history
2005Patents assigned to MITCHELL NATHAN (1)· patent assignee history
2010Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (1)· patent assignee history
2017–2020Patents assigned to FORD GLOBAL TECH LLC (3)· patent assignee history
2017–2020Based in Walled Lake, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| COMPAQ COMPUTER CORP | 12 | 1993–2001 |
| FORD GLOBAL TECH LLC | 3 | 2017–2020 |
| FREIMAN JOSEPH Fself | 1 | 2005 |
| HEWLETT PACKARD DEVELOPMENT CO | 1 | 2010 |
| MITCHELL NATHAN | 1 | 2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cypress, Texas, US | 14 | 1993–2010 |
| Walled Lake, MI, US | 3 | 2017–2020 |