Inventor
Harry G. Derks
Inventor
Holland, MI, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G09Bprimary
G09BEducational or demonstration appliances24%
H04HBroadcast communication14%
H04WWireless communication networks14%
G06FElectric digital data processing10%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes10%
H04LTransmission of digital information, e.g. telegraphic communication10%
G01SRadio direction-finding3%
G07CTime or attendance registers3%
G08BSignalling systems, e.g. personal calling systems3%
H04BTransmission3%
PatentTitleYear
8,514,071'Real-time method and system for locating a mobile object or person in a tracking environment'20138,340,059'Response system and method with dynamic personality assignment'20128,310,364'Real-time method and system for determining and validating location of a relocated mobile object or person in a tracking environment'20127,747,261'Asynchronous response system with acknowledge'20107,746,820'Response system and method with dynamic personality assignment'20107,599,703'Wireless polling system using spread-spectrum communication'20097,277,671'Wireless response system and method'20076,665,000'Remote site interactive system'20036,021,119'Multiple site interactive response system'20005,724,357'Remote response system and data transfer protocol'1998RE035449'Remote 2-way transmission audience polling and response system'19975,379,213'Test scoring system and method'19955,093,786'Remote response system'19924,392,132'Wireless signaling system'19834,048,729'Electrical teaching system'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1983Patents assigned to FLEETWOOD FURNITURE COMPANY (2)· patent assignee history
1977–2013Based in Holland, MI, US· patent location history
1992–1997Patents assigned to FLEETWOOD FURNITURE COMPANY IN (2)· patent assignee history
1998–2013Patents assigned to FLEETWOOD GROUP INC (10)· patent assignee history
2012–2013Patents assigned to BUEHLER WILLIAM S (3)· patent assignee history
2012–2013Patents assigned to DERKS HARRY G (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FLEETWOOD GROUP INC | 10 | 1998–2013 |
| BUEHLER WILLIAM S | 3 | 2012–2013 |
| DERKS HARRY Gself | 3 | 2012–2013 |
| FLEETWOOD FURNITURE COMPANY | 2 | 1977–1983 |
| FLEETWOOD FURNITURE COMPANY IN | 2 | 1992–1997 |
Locations
| Location | Patents | Span |
|---|---|---|
| Holland, MI, US | 15 | 1977–2013 |