Inventor
John Edgerton
Inventor
Omro, WI, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Gprimary
A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons52%
B27BSaws for wood or similar material12%
B28DWorking stone or stone-like materials8%
B60BVehicle wheels8%
Y10TTechnical subjects covered by former us classification8%
A47CChairs4%
A47FSpecial furniture, fittings, or accessories for shops, storehouses, bars, restaurants or the like4%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers4%
PatentTitleYear
9,622,927'Bed with extendable and retractable extensions'20179,107,781'Height adjustable apparatus with opposed legs movably and pivotally connected to rails supporting a deck'20158,776,286'Side rail selectably movable from a first up position over center to a second down position'20148,484,780'Height adjustable apparatus with radius arm and idlers'20138,321,976'Height adjustable apparatus with control arm'20127,849,538'Height adjustable apparatus'20107,421,748'Support frame with articulating structures'20087,293,307'Locking mechanism for a hospital bed'20077,162,757'Locking mechanism for a hospital bed'20076,868,567'Height and angle adjustable bed'20056,363,556'Linkage for an articulating bed'20026,283,312'T-notch, box closer, package hanger link, and strip'20016,101,648'Ramp assembly for an articulating bed'20005,347,682'Two position floor lock and caster assembly'19945,123,400'Saw chain having headless fastener'19925,092,044'Fluid injecting nose sprocket for a chain saw guide bar'19924,971,022'Cutting chain for aggregate materials'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1992Patents assigned to BLOUNT INC (3)· patent assignee history
1990–1992Based in Canby, OR, US· patent location history
1994Patents assigned to JOERNS HEALTHCARE INC (1)· patent assignee history
1994–2002Based in Stevens Point, WI, US· patent location history
2001–2017Patents assigned to EDGERTON JOHN (6)· patent assignee history
2001Based in San Jose, CA, US· patent location history
2005–2017Patents assigned to GF HEALTH PRODUCTS INC (7)· patent assignee history
2005–2017Based in Omro, WI, US· patent location history
2007–2008Patents assigned to GRAHAM FIELD HEALTH PRODUCTS I (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GF HEALTH PRODUCTS INC | 7 | 2005–2017 |
| EDGERTON JOHNself | 6 | 2001–2017 |
| BLOUNT INC | 3 | 1990–1992 |
| GRAHAM FIELD HEALTH PRODUCTS I | 3 | 2007–2008 |
| JOERNS HEALTHCARE INC | 1 | 1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Omro, WI, US | 10 | 2005–2017 |
| Stevens Point, WI, US | 3 | 1994–2002 |
| Canby, OR, US | 3 | 1990–1992 |
| San Jose, California, US | 1 | 2001 |