Inventor
Joseph P. Sejnowski
Inventor
North Kingstown, RI, US
Overview
Patents· 27 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Dprimary
A47DFurniture specially adapted for children17%
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing13%
A47GHousehold or table equipment10%
LOC0710%
B29CShaping or joining of plastics8%
B29LIndexing scheme associated with subclass b29c, relating to particular articles8%
A63GMerry-go-rounds6%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers6%
Y10TTechnical subjects covered by former us classification6%
A63CSkates2%
PatentTitleYear
10,618,728Waste storage device202010,314,410Play gyms and methods of operating the same20199,591,936'Cup assembly'20179,033,351'Baby walker'20158,764,612'Play gyms and methods of operating the same'20148,702,526'Child swing and jumper apparatus and methods of operating the same'20148,388,501'Play gyms and methods of operating the same'20138,357,054'Child swing and jumper apparatus and methods of operating the same'20138,272,525'Lip-openable spill-proof container'20128,257,229'Play gyms and methods of operating the same'20128,256,641'Cup assembly'20127,878,915'Child swing and jumper apparatus and methods of operating the same'20117,562,789'Cup assembly'2009D0573836'Spill resistant lid'20087,376,993'Play gyms and methods of operating the same'2008D0520809'Lid'2006D0515867'Lid'2006D0500226'Lid'20046,802,757'Developmental toy'20046,474,373'Inflatable device with liquid-powered air pump'20026,202,877'Lip-openable spill-proof container'2001D0421877'Drinking container'20005,681,170'Electronic learning apparatus with self-adjusting level of difficulty'19975,590,876'Ball tossing device'19975,403,018'Water toy'19955,312,285'Descending ball game apparatus'19945,295,701'In line roller skate assembly having training wheels'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1995Patents assigned to PLAYSKOOL INC (3)· patent assignee history
1994–2000Based in Cumberland, RI, US· patent location history
2000–2012Patents assigned to PLAYTEX PRODUCTS INC (8)· patent assignee history
2001–2012Based in Kingston, RI, US· patent location history
2002–2020Based in North Kingstown, RI, US· patent location history
2011–2019Patents assigned to KOLCRAFT ENTPR INC (6)· patent assignee history
2012–2019Patents assigned to MYERS PETER J (6)· patent assignee history
2012–2019Patents assigned to SEJNOWSKI JOSEPH PAUL (6)· patent assignee history
2015Based in Kunshan, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PLAYTEX PRODUCTS INC | 8 | 2000–2012 |
| KOLCRAFT ENTPR INC | 6 | 2011–2019 |
| MYERS PETER J | 6 | 2012–2019 |
| SEJNOWSKI JOSEPH PAULself | 6 | 2012–2019 |
| PLAYSKOOL INC | 3 | 1994–1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| North Kingstown, RI, US | 18 | 2002–2020 |
| Cumberland, RI, US | 6 | 1994–2000 |
| Kingston, RI, US | 2 | 2001–2012 |
| Kunshan, CN | 1 | 2015 |