Inventor
HOSHINO MASAFUMI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “HOSHINO MASAFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO INSTR INC
18 patentsUS6404139B1Jun 11, 2002
Circuit for driving a light emitting elements display device
SEIKO INSTR INC87 citations97
US5990995ANov 23, 1999
Reflection type liquid crystal display device for converting incident light into electric power
SEIKO INSTR INC70 citations95
US6897837B1May 24, 2005
Self-luminous display element driving device
SEIKO INSTR INC25 citations92
US6429600B1Aug 6, 2002
Light emitting display device having luminance compensating circuitry
SEIKO INSTR INC19 citations92
US6291942B1Sep 18, 2001
Self-luminous display element driving device
SEIKO INSTR INC41 citations92
US6266113B1Jul 24, 2001
Reflection type liquid crystal display device
SEIKO INSTR INC53 citations91
US6215536B1Apr 10, 2001
Reflective liquid crystal display device having light scattering liquid crystal display element, and method for manufacturing reflective liquid crystal display device
SEIKO INSTR INC25 citations91
US5815128ASep 29, 1998
Gray shade driving device of liquid crystal display
SEIKO INSTR INC26 citations91
US5621425AApr 15, 1997
Liquid crystal display device
SEIKO INSTR INC33 citations91
US5619224AApr 8, 1997
Liquid crystal display panel driving device
SEIKO INSTR INC29 citations91
US6609822B1Aug 26, 2003
Rate adjusting method of mechanical timepieces
SEIKO INSTR INC11 citations73
US5696524ADec 9, 1997
Gradative driving apparatus of liquid crystal display panel
SEIKO INSTR INC15 citations72
US5912655AJun 15, 1999
Display device
SEIKO INSTR INC10 citations71
US7598936B2Oct 6, 2009
Liquid crystal display device
SEIKO INSTR INC2 citations62
US6930659B1Aug 16, 2005
Light emitting indicator drive circuit
SEIKO INSTR INC3 citations62
US7432896B2Oct 7, 2008
Method of driving a liquid crystal display panel
SEIKO INSTR INC0 citations52
US6980193B2Dec 27, 2005
Gray scale driving method of liquid crystal display panel
SEIKO INSTR INC1 citations52
US6828953B2Dec 7, 2004
Method of driving liquid crystal display panel
SEIKO INSTR INC0 citations52