Inventor
Dennis W. Gruber
Inventor
Arlington Heights, IL, US
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B02Cprimary
B02CCrushing, pulverising, or disintegrating in general18%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables14%
A01MCatching, trapping or scaring of animals7%
B41JTypewriters5%
G02BOptical elements, systems or apparatus5%
G05BControl or regulating systems in general5%
G06FElectric digital data processing5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
A45DHairdressing or shaving equipment2%
A47GHousehold or table equipment2%
PatentTitleYear
10,413,909Shredder with paper separation and advancement mechanism201910,391,502Shredder with paper separation and advancement mechanism20199,669,411'Shredder auto feed system'20179,409,182'Shredder with paper separation and advancement mechanism'20169,346,059'Shredder with vibration performance sensor and control system'20168,931,721'Shredder with vibration performing sensor and control system'20158,123,152'Shredder auto feed system'20127,828,235'Shredder auto feed system'20107,824,051'Color changing light object and user interface for same'20107,589,340'System for detecting a container or contents of the container'20097,537,647'Air purifier'20096,415,957'Apparatus for dispensing a heated post-foaming gel'20026,118,581'Multifunctional control unit for a microscope'20005,930,732'System for simplifying the implementation of specified functions'19995,722,199'Flea trap'19985,513,465'Method and apparatus for catching insects'19965,066,150'Low cost quiet impact printer'19914,698,567'Ribbon deck motor control'19874,156,238'Display apparatus having variable text row formating'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–2019Based in Arlington Heights, IL, US· patent location history
1987–1991Patents assigned to XEROX CORP (2)· patent assignee history
1996–2010Patents assigned to JOHNSON & SON INC S C (6)· patent assignee history
1999–2000Patents assigned to ACCUMED INTERNATIONAL INC (2)· patent assignee history
2010–2019Patents assigned to FELLOWES INC (8)· patent assignee history
2012Patents assigned to GRUBER DENNIS W (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FELLOWES INC | 8 | 2010–2019 |
| JOHNSON & SON INC S C | 6 | 1996–2010 |
| ACCUMED INTERNATIONAL INC | 2 | 1999–2000 |
| XEROX CORP | 2 | 1987–1991 |
| GRUBER DENNIS Wself | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Arlington Heights, Illinois, US | 19 | 1979–2019 |