Inventor
William D. Welch, Jr.
Inventor
Huntsville, AL, US
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission30%
G01SRadio direction-finding25%
H04LTransmission of digital information, e.g. telegraphic communication8%
G08BSignalling systems, e.g. personal calling systems6%
A61CDentistry4%
A61LMethods or apparatus for sterilising materials or objects in general4%
C02FTreatment of water, waste water, sewage, or sludge4%
H02JElectric power networks4%
H05KPrinted circuits4%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations2%
PatentTitleYear
10,568,232Modular uninterruptible power supply apparatus and methods of operating same20209,769,948'Modular uninterruptible power supply apparatus and methods of operating same'20178,725,291'Method and apparatus for remote monitoring of daily dispensing of medication'20148,516,090'Method and apparatus for distributing licenses'20138,463,941'Cross-session protocol acceleration and its application to storage area network file systems'20138,462,629'Cooperative operation of network transport and network quality of service modules'20138,154,411'System and method for person or object position location utilizing impulse radio'20128,149,107'System and method for person or object position location utilizing impulse radio'20127,880,608'System and method for person or object position location utilizing impulse radio'20117,545,281'System and method for person or object position location utilizing impulse radio'20097,474,219'System and method for person or object position location utilizing impulse radio'20097,426,233'Method and system for fast acquisition of ultra-wideband signals'20087,418,029'Method and system for fast acquisition of ultra-wideband signals'20087,397,379'System and method for person or object position location utilizing impulse radio'20087,172,134'Freezer alarm system and apparatus for refrigeration units'20076,826,564'Scalable and programmable query distribution and collection in a network of queryable devices'20046,735,633'System for bandwidth allocation in a computer network'20046,556,621'System for fast lock and acquisition of ultra-wideband signals'20036,504,483'System and method for using impulse radio technology to track and monitor animals'20036,501,393'System and method for using impulse radio technology to track and monitor vehicles'20026,492,906'System and method using impulse radio technology to track and monitor people under house arrest'20026,489,893'System and method for tracking and monitoring prisoners using impulse radio technology'20026,469,628'System and method for using impulse radio technology in the farming field'20026,466,125'System and method using impulse radio technology to track and monitor people needing health care'20026,300,903'System and method for person or object position location utilizing impulse radio'20016,117,285'System for carrying out sterilization of equipment'20006,007,686'System for elctrolyzing fluids for use as antimicrobial agents'19994,602,134'Telephone tester'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–2012Based in Huntsville, AL, US· patent location history
2001–2011Patents assigned to TIME DOMAIN CORP (14)· patent assignee history
2004–2013Based in San Francisco, CA, US· patent location history
2007–2014Patents assigned to WELCH WILLIAM (5)· patent assignee history
2008Based in Albertville, AL, US· patent location history
2012Patents assigned to FINN JAMES S (2)· patent assignee history
2013Patents assigned to RIVERBED TECHNOLOGY INC (3)· patent assignee history
2014Based in Cardiff, CA, US· patent location history
2017–2020Patents assigned to EATON CORP (2)· patent assignee history
2017–2020Based in Youngsville, NC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TIME DOMAIN CORP | 14 | 2001–2011 |
| WELCH WILLIAMself | 5 | 2007–2014 |
| RIVERBED TECHNOLOGY INC | 3 | 2013 |
| EATON CORP | 2 | 2017–2020 |
| FINN JAMES S | 2 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Huntsville, AL, US | 15 | 1986–2012 |
| San Francisco, California, US | 5 | 2004–2013 |
| Youngsville, NC, US | 2 | 2017–2020 |
| Albertville, AL, US | 2 | 2008 |
| Cardiff, California, US | 1 | 2014 |