Inventor
Kenneth L. Jeffries
Inventor
Leander, TX, US
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing46%
G11BInformation storage based on relative movement between record carrier and transducer18%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy8%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%
B22FWorking metallic powder5%
G11CStatic stores5%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%
Y10TTechnical subjects covered by former us classification3%
PatentTitleYear
6,804,748'Intelligent backplane for serial storage architectures method and system'20046,505,272'Intelligent backplane for serial storage architectures'20036,098,146'Intelligent backplane for collecting and reporting information in an SSA system'20006,009,479'System and method for assigning unique addresses to agents on a system management bus'19995,974,544'Method and controller for defect tracking in a redundant array'19995,931,958'Processor controlled link resiliency circuit for serial storage architectures'19995,664,119'Local proactive hot swap request/acknowledge system'19975,636,342'Systems and method for assigning unique addresses to agents on a system management bus'19975,619,723'System for scheduling read ahead operations if new request is sequential of last n last read requests wherein n is different on independent activities'19975,579,491'Local proactive hot swap request/acknowledge system'19965,530,960'Disk drive controller accepting first commands for accessing composite drives and second commands for individual diagnostic drive control wherein commands are transparent to each other'19965,483,641'System for scheduling readahead operations if new request is within a proximity of N last read requests wherein N is dependent on independent activities'19965,473,761'Controller for receiving transfer requests for noncontiguous sectors and reading those sectors as a continuous block by interspersing no operation requests between transfer requests'19955,313,585'Disk drive array with request fragmentation'19945,239,445'Method and apparatus for simultaneous operation of two IDE disk drives'19934,765,598'Apparatus for making electrode material from high hardness active materials'19884,716,088'Activated rechargeable hydrogen storage electrode and method'19874,670,214'Method for making electrode material from high hardness active materials'19874,445,190'Program identification encoding'19844,435,766'Nested resource control using locking and unlocking routines with use counter for plural processes'19844,435,780'Separate stack areas for plural processes'19844,006,433'Bias/erase oscillator'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1984Patents assigned to IBM (4)· patent assignee history
1977–1993Based in Austin, TX, US· patent location history
1987–1988Patents assigned to ENERGY CONVERSION DEVICES INC (3)· patent assignee history
1987–1988Based in Pontiac, MI, US· patent location history
1993–2000Patents assigned to DELL USA LP (11)· patent assignee history
1994–2004Based in Leander, TX, US· patent location history
1997Patents assigned to DELL USA CORP (1)· patent assignee history
2003–2004Patents assigned to DELL PRODUCTS LP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DELL USA LP | 11 | 1993–2000 |
| IBM | 4 | 1977–1984 |
| ENERGY CONVERSION DEVICES INC | 3 | 1987–1988 |
| DELL PRODUCTS LP | 2 | 2003–2004 |
| DELL USA CORP | 1 | 1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Leander, Texas, US | 14 | 1994–2004 |
| Austin, Texas, US | 5 | 1977–1993 |
| Pontiac, MI, US | 3 | 1987–1988 |