Inventor
Douglas K. Ritterling
Inventor
Chesterfield, MO, US
Overview
Patents· 47 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC15primary
LOC1536%
A47LDomestic washing or cleaning14%
B25FCombination or multi-purpose tools not otherwise provided for5%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy5%
LOC075%
LOC135%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
A01GHorticulture3%
E01HStreet cleaning3%
F04BPositive-displacement machines for liquids3%
PatentTitleYear
10,342,401Battery pack20199,861,242'Backpack vacuum cleaner'2018D0793953'Battery'2017D0772806'Battery'20169,456,722'Backpack vacuum cleaner'20169,282,861'Wet/dry vacuum cleaner with built-in dustpan accessory'2016D0737007'Upright vacuum cleaner'2015D0726978'Backpack vacuum'2015D0719911'Battery charger for a vacuum appliance'20148,756,756'Vacuum appliance with adjustable tool support system and method of use'2014D0706572'Food waste disposer'2014D0698433'Air mover'20148,631,539'Accessory wand storage assembly for use with vacuum appliances, and vacuums using the same'2014D0697024'Battery for a backpack vacuum appliance'2014D0676205'Combined wet/dry vacuum cleaner'2013D0670048'Combined wet/dry vacuum cleaner'2012D0670046'Combined wet/dry vacuum cleaner'2012D0669646'Combined wet/dry vacuum cleaner'20128,282,363'Portable air compressor'2012D0666369'Combined wet/dry vacuum cleaner with integrated tool storage'2012D0659315'Scraper vacuum accessory tool'2012D0657101'Combined wet/dry vacuum cleaner with a detachable blower and accessory storage'2012D0647260'Portable wet/dry vacuum cleaner'2011D0647261'Combined wet/dry vacuum cleaner with onboard tool storage and integrated dustpan accessory'2011D0634494'Combined wet/dry vacuum cleaner'20117,887,303'Air compressor system'20117,798,057'Cooking devices'2010D0618870'Combined wet/dry vacuum cleaner with integrated wand storage'2010D0617514'Combined wet/dry vacuum'2010D0614369'Combined wet/dry vacuum appliance'2010D0569065'Laundry machine pedestal with drawer'2008D0558670'Battery'2008D0552407'Modular stove'2007D0549895'Portion of a laundry appliance'2007D0548900'Portion of a laundry appliance'2007D0548410'Portion of a laundry appliance'2007D0547914'Portion of a laundry appliance'2007D0547913'Portion of a laundry appliance'2007D0541101'Modular grill'2007D0539395'Modular sink'2007D0536206'Outdoor kitchen'2007D0410492'Steno work center providing a holder for a notebook and other articles'19995,618,061'Folder with slide-stiffener assembly'1997D0367659'Refrigerator door ice dispenser insert'1996D0365579'Refrigerator door ice dispenser insert'1995D0358403'Refrigerator crisper drawer'1995D0344739'Refrigerator door shelf'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1996Based in Galloway, OH, US· patent location history
2007–2010Patents assigned to ELECTROLUX HOME PROD INC (11)· patent assignee history
2007–2011Based in Anderson, SC, US· patent location history
2010–2018Patents assigned to EMERSON ELECTRIC CO (24)· patent assignee history
2010–2015Based in Chesterfield, MO, US· patent location history
2012–2016Patents assigned to GLASGOW SHANE (12)· patent assignee history
2012–2016Patents assigned to RITTERLING DOUGLAS K (10)· patent assignee history
2012–2014Patents assigned to THEISING JOHN L (5)· patent assignee history
2016–2019Based in Chagrin Falls, OH, US· patent location history
2016–2018Based in St. Louis, MO, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EMERSON ELECTRIC CO | 24 | 2010–2018 |
| GLASGOW SHANE | 12 | 2012–2016 |
| ELECTROLUX HOME PROD INC | 11 | 2007–2010 |
| RITTERLING DOUGLAS Kself | 10 | 2012–2016 |
| THEISING JOHN L | 5 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chesterfield, MO, US | 22 | 2010–2015 |
| Anderson, SC, US | 13 | 2007–2011 |
| Galloway, OH, US | 4 | 1994–1996 |
| Chagrin Falls, OH, US | 3 | 2016–2019 |
| St. Louis, MO, US | 3 | 2016–2018 |