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Home › Powercast › Charles E. Greene

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Charles E. Greene — 55 Patents

POPowercast: 42 patents #1 of 14Top 8%

UPUniversity Of Pittsburgh: 6 patents #129 of 1,817Top 8%

VAVascor: 2 patents #15 of 33Top 50%

RHRai Strategic Holdings: 1 patents #197 of 234Top 85%

WEWestinghouse Electric: 1 patents #4,409 of 5,212Top 85%

Butler, PA: #1 of 347 inventorsTop 1%

Pennsylvania: #568 of 74,527 inventorsTop 1%

Overall (All Time): #45,454 of 4,157,543Top 2%

55 Patents All Time

Charles E. Greene has been granted 55 US patents while listed as an inventor at Powercast. The first was granted in 1981 and the most recent in October 2025. Charles E. Greene ranks #45,454 of 4,157,543 US inventors in our database (top 1.1%). Patent records list Charles E. Greene in Butler, PA, US.

Patents per Year

Issued Patents All Time

Showing 1–25 of 55 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12456799	Method and apparatus for using slap bracelet as component of body-worn antenna structure	Wei Chen Yeh, Rachel E. Rodgers, Jason A. Gill, Sam James DEANE, Eric J. Biel	2025-10-28
12451725	Powering devices using RF energy harvesting	John G. Shearer, Daniel W. Harrist	2025-10-21
12369095	Wireless sensor system, method and apparatus with switch and outlet control	Daniel W. Harrist	2025-07-22
12308663	Methods, systems, and apparatus for wireless recharging of battery-powered devices	Eric J. Biel, Jason A. Gill, James C. Losi, Mark Brasili	2025-05-20
12074652	Methods, systems, and apparatus for automatic RF power transmission and single antenna energy harvesting	Eric J. Biel	2024-08-27
11917519	Wireless sensor system, method and apparatus with switch and outlet control	Daniel W. Harrist	2024-02-27
11909205	Method and apparatus for high efficiency rectification for various loads	Daniel W. Harrist	2024-02-20
11837880	Methods, systems, and apparatus for wireless recharging of battery-powered devices	Eric J. Biel, Jason A. Gill, James C. Losi, Mark Brasili	2023-12-05
11791912	Methods, systems, and apparatus for automatic RF power transmission and single antenna energy harvesting	Eric J. Biel	2023-10-17
11696211	Automated system for lighting control	Daniel W. Harrist, George Gensure	2023-07-04
11457395	Wireless sensor system, method and apparatus with switch and outlet control	Daniel W. Harrist	2022-09-27
11418234	Bi-stable display tag	—	2022-08-16
11394246	Powering devices using RF energy harvesting	John G. Shearer, Daniel W. Harrist	2022-07-19
11368053	Methods, systems, and apparatus for wireless recharging of battery-powered devices	Eric J. Biel, Jason A. Gill, James C. Losi, Mark Brasili	2022-06-21
11245257	Method and apparatus for high efficiency rectification for various loads	Daniel W. Harrist	2022-02-08
11102869	Automated system for lighting control	Daniel W. Harrist	2021-08-24
11039524	Automated system for lighting control	Daniel W. Harrist	2021-06-15
10979961	Automated system for lighting control	Daniel W. Harrist, George Gensure	2021-04-13
10979156	Methods, systems, and apparatus for automatic RF power transmission and single antenna energy harvesting	Eric J. Biel	2021-04-13
10763687	Methods, systems, and apparatus for wireless recharging of battery-powered devices	Eric J. Biel, Jason A. Gill, James C. Losi, Mark Brasili	2020-09-01
10638399	Wireless sensor system, method and apparatus with switch and outlet control	Daniel W. Harrist	2020-04-28
10524337	Automated system for lighting control	Daniel W. Harrist	2019-12-31
10484111	Methods, systems, and apparatus for automatic RF power transmission and single antenna energy harvesting	Eric J. Biel	2019-11-19
10454452	Method and apparatus for high efficiency rectification for various loads	Daniel W. Harrist	2019-10-22
10455663	Automated system for lighting control	Daniel W. Harrist	2019-10-22