RM

Rokurota Mantani

Yamaha: 2 patents #14 of 162Top 9%
Overall (1994): #21,240 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5345181 Circuit for a detecting state of conduction of current through a solenoid Yasutoshi Kaneko, Takashi Tamaki 1994-09-06
5291011 Photosensor controller for musical instrument having a driving means for driving a subsequent pair of luminescing means and detecting means in sequence 1994-03-01