Inventor
Randy K. Hulsebus
Inventor
Plymouth, WI, US
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC23primary
LOC2336%
A47KSanitary equipment11%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy7%
LOC087%
LOC117%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution7%
B01FMixing, e.g. dissolving, emulsifying or dispersing4%
B29CShaping or joining of plastics4%
B29LIndexing scheme associated with subclass b29c, relating to particular articles4%
E05DHinges or suspension devices for doors, windows or wings4%
PatentTitleYear
8,931,763'Modular diffuser body and aeration system'20158,214,931'Toilet seat hinge and method of manufacture'2012D0621684'Toilet seat hinge post'2010D0481924'Toilet seat hinge'2003D0460163'Toilet seat cover'2002D0453211'Toilet seat cover'2002D0448459'Toilet seat and cover combination'2001D0447794'Toilet seat cover'2001D0437921'Toilet seat and cover combination'2001D0434839'Toilet seat and cover combination'2000D0432220'Bidet seat cover combination'2000D0428126'Toilet seat and cover combination'20006,070,295'Quick release toilet seat hinge with swivel'20005,933,875'Lift-off toilet seat hinge'1999D0394311'Portable air purifier'1998D0392731'Portable air purifier'1998D0385507'Planter'1997D0382512'Planter'1997D0370252'Toilet seat hinge'1996D0348046'Battery adapter to provide proper fix into battery tray'19945,284,720'Vent cap with electrolyte drain and explosion attenuation capabilities'1994D0310821'Battery container'19904,916,034'Battery vent strip'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1994Patents assigned to GLOBE UNION INC (4)· patent assignee history
1990–1994Based in Colgate, WI, US· patent location history
1994–2012Based in Plymouth, WI, US· patent location history
1996–2012Patents assigned to BEMIS MFG CO (16)· patent assignee history
1999–2000Patents assigned to BEMIS MFG (2)· patent assignee history
2012Patents assigned to BEMIS PETER F (1)· patent assignee history
2015Patents assigned to CHANN RANDALL C (1)· patent assignee history
2015Based in Columbia, MO, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BEMIS MFG CO | 16 | 1996–2012 |
| GLOBE UNION INC | 4 | 1990–1994 |
| BEMIS MFG | 2 | 1999–2000 |
| BEMIS PETER F | 1 | 2012 |
| CHANN RANDALL C | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Plymouth, WI, US | 19 | 1994–2012 |
| Colgate, WI, US | 3 | 1990–1994 |
| Columbia, MO, US | 1 | 2015 |