Inventor
John Sadler
Inventor
Darlington, GB
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A01Gprimary
A01GHorticulture28%
A47LDomestic washing or cleaning28%
E01HStreet cleaning16%
F16PSafety devices in general8%
H01HElectric switches8%
LOC158%
G08BSignalling systems, e.g. personal calling systems4%
PatentTitleYear
7,412,747'Means for collecting garden waste'20087,266,860'Blower-vacuum devices'20076,943,306'Interlock mechanisms'2005D0405566'Combined blower and vacuum'1999D0400322'Combined blower and vacuum'19985,701,632'Debris blowing apparatus'19975,673,457'Debris blower and/or vacuum devices'19975,659,920'Blower vacuum device of improved design'19975,604,954'Blower-vacuum device'19974,292,628'Fibre optic security system'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981Patents assigned to CHUBB IND LTD (1)· patent assignee history
1981Based in Rexdale, CA· patent location history
1997–2008Patents assigned to BLACK & DECKER INC (9)· patent assignee history
1997–2008Based in Darlington, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BLACK & DECKER INC | 9 | 1997–2008 |
| CHUBB IND LTD | 1 | 1981 |
Locations
| Location | Patents | Span |
|---|---|---|
| Darlington, GB | 9 | 1997–2008 |
| Rexdale, CA | 1 | 1981 |