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 226–246 of 246 patents

Patent #TitleCo-InventorsDate
D285355 Transistorized multi-purpose portable lamp 1986-08-26
D285128 Illuminated lipstick case 1986-08-12
D283630 Combined tape dispenser, desk tidy and clock 1986-04-29
D283554 Combined fluorescent lantern and spotlight 1986-04-22
D283405 Electronic currency tester 1986-04-15
4577365 Rechargeable vacuum cleaner 1986-03-25
D282785 Combined multi-purpose fluorescent lantern and emergency light 1986-02-25
D282686 Penlight 1986-02-18
D282585 Combined flashlight and fluorescent lantern 1986-02-11
D282492 Combined fluorescent lamp, flashlight and twin blinking lamps 1986-02-04
D282179 Combined telephone index and amplifier 1986-01-14
D282166 Hand free phone 1986-01-14
D282101 Combined electric fan and fan heater 1986-01-07
D282102 Combined electric fan and fan heater 1986-01-07
D281625 Electrically powered body massager 1985-12-03
D279819 Combined fluorescent lamp and flashlight incorporating an emergency beacon 1985-07-23
D279820 Combined torch and lantern 1985-07-23
D279815 Portable battery powered humidifier or the like 1985-07-23
D276658 Combined warning flasher and flashlight 1984-12-04
D274552 Portable fan and heater 1984-07-03
4432043 Combined fluorescent lamp and spotlight 1984-02-14