Inventor
Lyle Thomas Keister
Inventor
Georgetown, TX, US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems36%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact14%
H03KPulse technique14%
H05KPrinted circuits14%
G01RMeasuring electric variables7%
H05BElectric heating7%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%
PatentTitleYear
10,811,988Power management utilizing synchronous common coupling202010,608,545Power management utilizing synchronous common coupling20209,906,155'Power management utilizing a high-frequency low voltage pre-charge and synchronous common coupling'20189,780,682'Power management utilizing synchronous common coupling'20177,191,074'Electric power monitoring and response system'20076,822,866'Microdrive'20046,041,850'Temperature control of electronic components'20005,892,643'Gate voltage modulation for transistor fault conditions'19995,689,394'Gate voltage modulation for transistor fault conditions'19974,455,509'Intrinsically safe lighting system'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984Patents assigned to CRUM STEPHEN T (1)· patent assignee history
1984Patents assigned to KEISTER LYLE T (1)· patent assignee history
1984Based in Huntington, WV, US· patent location history
1997–2000Patents assigned to GEN ELECTRIC (3)· patent assignee history
1997–2000Based in Daleville, VA, US· patent location history
2004Patents assigned to SMC ELECTRICAL PRODUCTS INC (1)· patent assignee history
2004–2007Based in Bishop, GA, US· patent location history
2017–2020Patents assigned to RESILIENT POWER SYSTEMS LLC (4)· patent assignee history
2017–2020Based in Georgetown, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RESILIENT POWER SYSTEMS LLC | 4 | 2017–2020 |
| GEN ELECTRIC | 3 | 1997–2000 |
| CRUM STEPHEN T | 1 | 1984 |
| KEISTER LYLE Tself | 1 | 1984 |
| SMC ELECTRICAL PRODUCTS INC | 1 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Georgetown, Texas, US | 4 | 2017–2020 |
| Daleville, Virginia, US | 3 | 1997–2000 |
| Bishop, Georgia, US | 2 | 2004–2007 |
| Huntington, WV, US | 1 | 1984 |