JY

John S. Yuen

JM John Manufacturing: 240 patents #1 of 6Top 20%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
Overall (All Time): #2,077 of 4,157,543Top 1%
246
Patents All Time

Issued Patents All Time

Showing 176–200 of 246 patents

Patent #TitleCo-InventorsDate
D307058 Combined emergency spotlight and recharger therefor 1990-04-03
D306769 Combined fluorescent lantern and spotlight 1990-03-20
D306768 Rechargeable fluorescent lantern 1990-03-20
D306551 Combined letter opener with pencil sharpener 1990-03-13
D305480 Power driven shoe brush 1990-01-16
D304871 Combined rechargeable vacuum cleaner and charger 1989-11-28
D304511 Rechargeable vacuum cleaner 1989-11-07
D304249 Vacuum cleaner with adjustable handle 1989-10-24
D304064 Insect repeller 1989-10-17
D303856 Mini car vacuum cleaner 1989-10-03
D303295 Combined fluorescent lantern and spotlight 1989-09-05
D303016 Auxiliary automotive vehicle brake light 1989-08-22
D302694 Combined I.C. portable AM-FM radio, spotlight and blinking light 1989-08-08
D302319 Fluorescent lantern 1989-07-18
D302013 Combining portable radio, spotlight and blinker 1989-07-04
D301486 Pen with automatic light system 1989-06-06
D300871 Combined transistorized fluorescent lamp and emergency blinking light 1989-04-25
D300035 Combined air compressor and multi-purpose spotlight 1989-02-28
D298634 Combined ultraviolet lamp and magnifying lens for authenticating bank notes 1988-11-22
D298340 Cordless pencil sharpener 1988-11-01
D298172 Waterproof fluorescent lantern 1988-10-18
D297517 Remote control emergency alarm consisting of a transmitter and receiver 1988-09-06
D297518 Battery powered alarm transmitter 1988-09-06
D296979 Electrical can opener with automatic stop 1988-08-02
D296827 Flashlight 1988-07-19