Inventor
Howard H. Rogers
Inventor
Torrance, CA, US
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Mprimary
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy40%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution36%
H02JElectric power networks9%
H01HElectric switches6%
H02HEmergency protective circuit arrangements4%
C04BLime, magnesia2%
Y10TTechnical subjects covered by former us classification2%
PatentTitleYear
6,275,005'Low-voltage-drop bypass of failed battery cell'20016,229,282'Low-voltage-drop, spring-activated bypass of failed battery cell'20016,087,035'Low-voltage-drop diode bypass of failed battery cell'20005,916,703'Energy storage cell with hydrogen vent'19995,763,115'Resetting the precharge of a group of pressurized gas energy storage cells during service'19985,650,240'Multicell battery system with individually controllable cell bypasses'19975,187,028'Nickel-hydrogen cells'19935,030,524'Battery cell stack having extended life'19915,025,119'One-time-close relay useful in spacecraft power systems'19914,965,145'Electrical storage cell resistant to freezing'19904,952,464'Sodium sulfur cell for weightless environments'19904,689,544'Control of the charging of pressurized gas-metal electrical storage cells'19874,683,178'Process for preventing electrical storage cell capacity loss'19874,369,212'Process for removing residues from gas electrodes'19834,262,061'High energy alkaline storage cell separator and process for making same'19814,250,235'Battery electrode structure'19814,233,347'Process for reinforcing structurally fragile inorganic fabrics'19804,189,527'Spherical heat pipe metal-hydrogen cell'19804,177,328'Wall wick for nickel-hydrogen cell'19793,956,015'Lightweight nickel hydrogen cell'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1980Patents assigned to US AIR FORCE (3)· patent assignee history
1976Based in Woodlands Hills, CA, US· patent location history
1979–1981Based in Culver City, CA, US· patent location history
1980–1999Patents assigned to HUGHES AIRCRAFT CO (13)· patent assignee history
1981–2001Based in Torrance, CA, US· patent location history
2000–2001Patents assigned to HUGHES ELECTRONICS CORP (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUGHES AIRCRAFT CO | 13 | 1980–1999 |
| HUGHES ELECTRONICS CORP | 3 | 2000–2001 |
| US AIR FORCE | 3 | 1976–1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| Torrance, California, US | 15 | 1981–2001 |
| Culver City, California, US | 4 | 1979–1981 |
| Woodlands Hills, California, US | 1 | 1976 |