Inventor
SAKAMOTO KAZUHISA
JP17 patents
⚠️ This page may combine multiple inventors who share the name “SAKAMOTO KAZUHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
15 patentsUS5808352ASep 15, 1998
Semiconductor apparatus having crystal defects
ROHM CO LTD28 citations92
US7276764B1Oct 2, 2007
Semiconductor device with metal wire layer masking
ROHM CO LTD15 citations83
US6891250B1May 10, 2005
Semiconductor device with bipolar transistor
ROHM CO LTD12 citations83
US6747315B1Jun 8, 2004
Semiconductor device having MOS field-effect transistor
ROHM CO LTD16 citations83
US6674147B2Jan 6, 2004
Semiconductor device having a bipolar transistor structure
ROHM CO LTD8 citations73
US6614073B1Sep 2, 2003
Semiconductor chip with a base electrode and an emitter electrode exposed on one of a pair of opposite lateral faces and a collector electrode exposed on a remaining one of the pair of the opposite lateral faces
ROHM CO LTD7 citations73
US6563194B1May 13, 2003
BJT with surface resistor connection
ROHM CO LTD7 citations73
US5750443AMay 12, 1998
Method of manufacturing semiconductor device
ROHM CO LTD7 citations73
US5637910AJun 10, 1997
Multi-emitter or a multi-base transistor
ROHM CO LTD12 citations73
US6897546B1May 24, 2005
Semiconductor device including a functional element having a PN junction
ROHM CO LTD5 citations62
US6885082B2Apr 26, 2005
Semiconductor device with built in zener diode and resistor
ROHM CO LTD3 citations62
US6740907B2May 25, 2004
Junction field-effect transistor
ROHM CO LTD6 citations62
US5841181ANov 24, 1998
Semiconductor apparatus having field limiting rings
ROHM CO LTD5 citations62
US7736977B2Jun 15, 2010
Semiconductor device and a method for manufacturing therefor
ROHM CO LTD0 citations51
US6444547B2Sep 3, 2002
Method for manufacturing semiconductor device
ROHM CO LTD0 citations48