Inventor
William D. Ryckman, Jr.
Inventor
Orange, CT, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A47Jprimary
A47JKitchen equipment21%
D06FLaundering, drying, ironing, pressing or folding textile articles16%
H01HElectric switches16%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers11%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for5%
A45DHairdressing or shaving equipment5%
A47LDomestic washing or cleaning5%
F24CDomestic stoves or ranges5%
G01GWeighing5%
H01CResistors5%
PatentTitleYear
4,912,805'Dual-purpose rotating brush for vacuum cleaner'19904,881,457'Low-headroom popcorn popper'19894,745,260'Automatic switching apparatus for an electric appliance'19884,684,788'Electric toaster oven control'19874,538,049'Toaster oven'19854,441,015'Cooking apparatus employing a rotisserie mode with stationary food'19844,433,741'Strain gage scale'19844,283,701'Overshoot compensated thermostat'19814,163,963'Probe control'19794,155,291'Control system for automatic coffee brewing machines'19794,069,949'Apparatus for heating and dispensing flowable material'19784,031,638'Steam iron water gauge'19774,027,786'Apparatus for heating dispensable flowable material'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1984Patents assigned to GEN ELECTRIC (8)· patent assignee history
1977–1981Based in Asheboro, NC, US· patent location history
1984–1990Based in Orange, CT, US· patent location history
1985–1990Patents assigned to BLACK & DECKER INC (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 8 | 1977–1984 |
| BLACK & DECKER INC | 5 | 1985–1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Orange, CT, US | 7 | 1984–1990 |
| Asheboro, NC, US | 6 | 1977–1981 |