Inventor
Joseph Michael Hofer
Inventor
Kitchener, CA
Overview
Patents· 70 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC14primary
LOC1460%
LOC036%
H01HElectric switches5%
A01CPlanting4%
G06FElectric digital data processing4%
H04MTelephonic communication4%
LOC134%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges2%
LOC072%
Y02PClimate change mitigation technologies in the production or processing of goods2%
PatentTitleYear
D0911108BBQ striker and cleaning tool2021D0845102Screwdriver2019D0844359Cooking grill2019D0829718Docking station for an electronic device2018D0808952'Electronic device'2018D0795876'Docking station for an electronic device'2017D0774486'Electronic device'2016D0774487'Electronic device'2016D0757730'Docking station for an electronic device'2016D0757733'Electronic device keypad and keys thereof'2016D0748634'Electronic device shell'2016D0727331'Electronic device cover'2015D0724537'Battery housing for an electronic device'2015D0722308'Electronic device'2015D0716778'Electronic device battery door'20148,616,140'Method and apparatus for improving air seeder boot'2013D0695704'Handheld electronic device'2013D0695257'Handheld electronic device'2013D0692872'Handheld electronic device'2013D0691982'Handheld electronic device'2013D0691578'Handheld electronic device'2013D0685775'Handheld electronic device'2013D0685738'Electronic device battery door'2013D0684552'Handheld electronic device'2013D0684555'Handheld electronic device'2013D0683711'Handheld electronic device'2013D0683713'Handheld electronic device'20138,383,966'Key assembly for an electronic device having a multi-character keycap'2013D0676459'Handheld electronic device'2013D0675205'Handheld electronic device'2013D0675204'Handheld electronic device'2013D0669892'Handheld electronic device'20128,232,485'Key assembly for an electronic device having a multi-character keycap'2012D0663309'Keyboard'2012D0660266'Handheld electronic device'2012D0660264'Handheld electronic device'2012D0660267'Handheld electronic device'2012D0660263'Handheld electronic device'2012D0660265'Handheld electronic device'20128,175,664'Angular keyboard for a handheld mobile communication device'20128,141,503'Method and apparatus for improving air seeder boot'2012D0653233'Handheld electronic device'2012D0648806'Presentation tool'2011D0648705'Handheld electronic device'2011D0648704'Handheld electronic device'20118,000,741'Handheld wireless communication device with chamfer keys'2011D0628999'Keyboard'20107,757,777'Segmented closing wheel'2010D0610135'Hand-held electronic device back housing assembly'2010D0609226'Hand-held electronic device back housing assembly'2010D0609010'Sleeve for hand-held electronic device'2010D0606738'Electronic device holster'2009D0606301'Electronic device holster'2009D0606299'Hand-held electronic device case'2009D0603400'Hand-held electronic device'2009D0603399'Hand-held electronic device'2009D0603401'Hand-held electronic device'2009D0603333'Charging cradle'2009D0594226'Hand-held electronic device case and clip'2009D0593557'Hand-held electronic device'2009D0593556'Hand-held electronic device'2009D0591742'Handheld device'20097,505,798'Angular keyboard for a handheld mobile communication device'2009D0577016'Handheld device'2008D0570839'Handheld device'2008D0565578'Keypad'2008D0562828'Handheld device'2008D0561764'Handheld device'2008D0550679'Keypad'20075,595,139'Hog feeder'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2013Based in Lake Andes, SD, US· patent location history
2007–2015Patents assigned to RESEARCH IN MOTION LTD (51)· patent assignee history
2007–2021Based in Kitchener, CA· patent location history
2009–2014Based in Waterloo, CA· patent location history
2011–2013Patents assigned to HOFER JOSEPH MICHAEL (20)· patent assignee history
2011–2013Patents assigned to WOOD TODD ANDREW (19)· patent assignee history
2011–2013Patents assigned to HOLMUNG INGVE (14)· patent assignee history
2013–2018Patents assigned to BLACKBERRY LTD (17)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RESEARCH IN MOTION LTD | 51 | 2007–2015 |
| HOFER JOSEPH MICHAELself | 20 | 2011–2013 |
| WOOD TODD ANDREW | 19 | 2011–2013 |
| BLACKBERRY LTD | 17 | 2013–2018 |
| HOLMUNG INGVE | 14 | 2011–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kitchener, CA | 56 | 2007–2021 |
| Waterloo, CA | 10 | 2009–2014 |
| Lake Andes, SD, US | 4 | 1997–2013 |