Inventor
Robert J. Knauff
Inventor
West Hollywood, CA, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A63Hprimary
A63HToys, e.g. tops, dolls, hoops or building blocks33%
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general17%
A63CSkates6%
B63BShips or other waterborne vessels6%
F21LLighting devices or systems thereof, being portable or specially adapted for transportation6%
G08BSignalling systems, e.g. personal calling systems6%
H01CResistors6%
H02KDynamo-electric machines6%
H05BElectric heating6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
PatentTitleYear
6,078,145'Synchronous two wire multiple strobe autotrigger control circuit'20005,736,925'Vehicle warning system controller'19984,958,143'Synchronized pulse-enhanced dual light source'1990RE031667'Low cost electromechanical electronic simulation circuits'19844,465,949'Electromechanical frequency generator-modulator kinetic storage device'19844,383,244'Pseudo multi light display device and generator therefor'19834,327,518'Inertial device for sight and sound effects in rotating apparatus'19824,274,225'Model with two-pole motor actuated siren and flashing lights'19814,271,378'Toy with reversible driven hoist'19814,260,939'Low cost electromechanical electronic simulation circuits'19814,238,755'Simplified linear potentiometer'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1990Patents assigned to KNAUFF ROBERT J (7)· patent assignee history
1980–1984Based in West Hollywood, CA, US· patent location history
1981Patents assigned to REVELL INC (1)· patent assignee history
1990Based in St. Paul, MN, US· patent location history
1998–2000Patents assigned to WELDON TECHNOLOGIES INC (2)· patent assignee history
1998Based in Hilliard, OH, US· patent location history
2000Based in Chetek, WI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KNAUFF ROBERT Jself | 7 | 1980–1990 |
| WELDON TECHNOLOGIES INC | 2 | 1998–2000 |
| REVELL INC | 1 | 1981 |
Locations
| Location | Patents | Span |
|---|---|---|
| West Hollywood, California, US | 8 | 1980–1984 |
| Chetek, WI, US | 1 | 2000 |
| Hilliard, OH, US | 1 | 1998 |
| St. Paul, Minnesota, US | 1 | 1990 |