Inventor
ISOKAWA SHINJI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “ISOKAWA SHINJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
17 patentsUS6054716AApr 25, 2000
Semiconductor light emitting device having a protecting device
ROHM CO LTD253 citations98
US6184544B1Feb 6, 2001
Semiconductor light emitting device with light reflective current diffusion layer
ROHM CO LTD133 citations97
US6121637ASep 19, 2000
Semiconductor light emitting device with increased luminous power
ROHM CO LTD81 citations95
US6084252AJul 4, 2000
Semiconductor light emitting device
ROHM CO LTD78 citations95
US6847116B2Jan 25, 2005
Chip-type semiconductor light-emitting device
ROHM CO LTD22 citations92
US6335545B1Jan 1, 2002
Light emitting diode element
ROHM CO LTD24 citations92
US7242033B2Jul 10, 2007
Semiconductor device using LED chip
ROHM CO LTD20 citations91
US6670648B2Dec 30, 2003
Semiconductor light-emitting device having a reflective case
ROHM CO LTD43 citations91
US7429759B2Sep 30, 2008
Optical semiconductor device with improved illumination efficiency
ROHM CO LTD14 citations84
US7128444B2Oct 31, 2006
Light emitting diode lamp
ROHM CO LTD15 citations82
US7002185B2Feb 21, 2006
Semiconductor device using semiconductor chip
ROHM CO LTD9 citations73
US7202507B2Apr 10, 2007
Optical semiconductor device
ROHM CO LTD6 citations62
US11145799B2Oct 12, 2021
LED module having LED chips as light source
ROHM CO LTD0 citations61
US6686607B2Feb 3, 2004
Structure and method for mounting a semiconductor element
ROHM CO LTD0 citations52
US10756247B2Aug 25, 2020
LED module having LED chips as light source
ROHM CO LTD0 citations51
US10038130B2Jul 31, 2018
LED module having LED chips as light source
ROHM CO LTD0 citations51
US9548287B2Jan 17, 2017
LED module having LED chips as light source
ROHM CO LTD0 citations51