Inventor
Dean D. Riggs
Inventor
Avon Lake, OH, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Kprimary
G06KGraphical data reading18%
G07FCoin-freed or like apparatus18%
C02FTreatment of water, waste water, sewage, or sludge12%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes12%
A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body6%
B01DSeparation6%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids6%
B23KSoldering or unsoldering6%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling6%
G07BTicket-issuing apparatus6%
PatentTitleYear
4,745,267'Fraudulent card intercept system'19884,626,669'Intercept system for intercepting stolen, lost and fraudulent cards'19864,319,674'Automated token system'19824,282,868'Body traction device'19813,997,757'Proportional control for guidance systems, and the like'19763,957,617'Water treatment device with transistorized circuit'19763,954,589'Process of water treatment'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Patents assigned to WATER TECHNOLOGY SERVICE INC (2)· patent assignee history
1976Patents assigned to CECIL EQUIPMENT COMPANY (1)· patent assignee history
1976–1988Based in Avon Lake, OH, US· patent location history
1981Patents assigned to RIGGS DEAN D (1)· patent assignee history
1982Patents assigned to ELECTRON INC (1)· patent assignee history
1986–1988Patents assigned to FAIRVIEW PARTNERS (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FAIRVIEW PARTNERS | 2 | 1986–1988 |
| WATER TECHNOLOGY SERVICE INC | 2 | 1976 |
| CECIL EQUIPMENT COMPANY | 1 | 1976 |
| ELECTRON INC | 1 | 1982 |
| RIGGS DEAN Dself | 1 | 1981 |
Locations
| Location | Patents | Span |
|---|---|---|
| Avon Lake, OH, US | 7 | 1976–1988 |