Inventor
IECHI HIROYUKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “IECHI HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
8 patentsUS5684523ANov 4, 1997
Optical line printhead and an LED chip used therefor
RICOH KK145 citations96
US5900336AMay 4, 1999
Negative electrode for lithium secondary battery and lithium secondary battery using the negative electrode
RICOH KK50 citations95
US7276728B2Oct 2, 2007
Vertical organic transistor
RICOH KK19 citations92
US7126153B2Oct 24, 2006
Organic transistor
RICOH KK29 citations92
US5362673ANov 8, 1994
Method of manufacturing a semiconductor light emitting device
RICOH KK22 citations91
US5294815AMar 15, 1994
Semiconductor light emitting device with terraced structure
RICOH KK40 citations91
US5061974AOct 29, 1991
Semiconductor light-emitting device of array type
RICOH KK52 citations88
US7420204B2Sep 2, 2008
Organic transistor
RICOH KK5 citations62