YS

Yumi Sakamoto

SE Seiko Epson: 5 patents #2,973 of 7,774Top 40%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #887,190 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5737246 Water depth measuring device Tsuneaki Furukawa, Naoshi Furuta, Kazuko Yoshida 1998-04-07
5712832 Electronic clock and time setting method 1998-01-27
5559762 Electronic clock with alarm and method for setting alarm time 1996-09-24
5027409 Apparatus for electronically outputting a voice and method for outputting a voice 1991-06-25
4953033 Image forming apparatus for forming images by use of fonts 1990-08-28
4879699 Audio output device 1989-11-07