Inventor
CHIBA TADASHI
JP21 patents
⚠️ This page may combine multiple inventors who share the name “CHIBA TADASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OKI ELECTRIC IND CO LTD
5 patentsUS7391269B2Jun 24, 2008
Amplifying circuit
OKI ELECTRIC IND CO LTD19 citations92
US6677803B1Jan 13, 2004
Semiconductor integrated circuit device
OKI ELECTRIC IND CO LTD46 citations92
US7248480B2Jul 24, 2007
Semiconductor element, manufacturing method thereof, and high frequency integrated circuit using the semiconductor element
OKI ELECTRIC IND CO LTD15 citations84
US6366141B1Apr 2, 2002
Semiconductor driver circuit utilizing substrate voltage control
OKI ELECTRIC IND CO LTD14 citations84
US6861849B2Mar 1, 2005
Capacity measuring device and capacity measuring method
OKI ELECTRIC IND CO LTD2 citations62
OKI SEMICONDUCTOR CO LTD
4 patentsUS7843031B2Nov 30, 2010
Ultraviolet detecting device and manufacturing method thereof, and ultraviolet quantity measuring apparatus
OKI SEMICONDUCTOR CO LTD2 citations62
US7791156B2Sep 7, 2010
Semiconductor device, optical measuring and detecting device, and method of manufacturing the same
OKI SEMICONDUCTOR CO LTD3 citations62
US7781836B2Aug 24, 2010
SOI semiconductor device and method of manufacturing thereof
OKI SEMICONDUCTOR CO LTD1 citations52
US8044484B2Oct 25, 2011
Ultraviolet detecting device and manufacturing method thereof, and ultraviolet quantity measuring apparatus
OKI SEMICONDUCTOR CO LTD0 citations51
UEMURA KOGYO KK
3 patentsCHIBA TADASHI
3 patentsUS8134105B2Mar 13, 2012
Light quantity measuring device and method for measuring light quantity that selectively connects light reception elements based on incident light angle
CHIBA TADASHI2 citations60
US8077304B2Dec 13, 2011
Light amount measuring apparatus
CHIBA TADASHI4 citations60
US8395121B2Mar 12, 2013
Visible-region light measuring instrument and visible-region light measuring instrument manufacturing method
CHIBA TADASHI1 citations50