Inventor
Charles S. Williams
Inventor
Golden, CO, US
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C02Fprimary
C02FTreatment of water, waste water, sewage, or sludge26%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry14%
H04LTransmission of digital information, e.g. telegraphic communication12%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
B25JManipulators2%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles2%
C01BNon-metallic elements2%
C05BPhosphatic fertilisers2%
G06KGraphical data reading2%
PatentTitleYear
11,031,790System and method for providing interconnected and secure mobile device charging stations202110,875,787Radium removal from aqueous media using zeolite materials202010,490,302Systems and methods for improving patient access to medical therapies20199,908,788'Radium removal from aqueous media using zeolite materials'20189,774,683'Device and method for data storage using network buffer'20178,663,479'Method for removing cationic contaminants from water using natural zeolite underloaded with transition metal ions to limit leakage of intrinsic arsenic therefrom'20147,853,521'Global positioning system to manage risk for POS terminal'20107,807,057'Dynamic up-flow zeolite system and method'20107,713,424'Methods for purging absorptive materials used in the removal of contaminates from an aqueous medium'20107,520,987'System and apparatus for purging absorptive materials used in the removal of contaminates from an aqueous medium'20097,476,311'Arsenic removal from aqueous media using chemically treated zeolite materials'20097,390,414'Regeneration of chemically treated zeolite'20087,326,348'Method for removal and destruction of ammonia from an aqueous medium'20087,326,347'Dynamic up-flow zeolite system and method'20087,152,788'System for managing risk of financial transactions with location information'20067,108,784'Apparatus for removal and destruction of ammonia from an aqueous medium'20065,996,077'Access control system and method using hierarchical arrangement of security devices'19995,796,833'Public key sterilization'19985,243,342'Integrated PCM level control and conversion using a lookup table'19935,115,431'Method and apparatus for packet communications signaling'19924,248,843'Treatment of phosphoric acid'19813,936,088'Flexible tarpaulin handling device'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–1993Patents assigned to STRATACOM INC (2)· patent assignee history
1992–1993Based in Palo Alto, CA, US· patent location history
1998–1999Patents assigned to CYLINK CORP (2)· patent assignee history
1998–1999Based in Cupertino, CA, US· patent location history
2006–2014Patents assigned to WRT INTERNAT LLC (9)· patent assignee history
2006–2020Based in Golden, CO, US· patent location history
2006–2010Based in Pearland, TX, US· patent location history
2018–2020Patents assigned to WRT INT LLC (2)· patent assignee history
2021Patents assigned to CHARGEITSPOT LLC (1)· patent assignee history
2021Based in Cornwall, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WRT INTERNAT LLC | 9 | 2006–2014 |
| CYLINK CORP | 2 | 1998–1999 |
| STRATACOM INC | 2 | 1992–1993 |
| WRT INT LLC | 2 | 2018–2020 |
| CHARGEITSPOT LLC | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Golden, CO, US | 11 | 2006–2020 |
| Pearland, Texas, US | 2 | 2006–2010 |
| Cupertino, California, US | 2 | 1998–1999 |
| Palo Alto, California, US | 2 | 1992–1993 |
| Cornwall, New York, US | 1 | 2021 |