Inventor
NAGAI TOSHIAKI
JP49 patents
⚠️ This page may combine multiple inventors who share the name “NAGAI TOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
9 patentsUS6057677AMay 2, 2000
Electrooptic voltage waveform measuring method and apparatus
FUJITSU LTD25 citations92
US7173485B2Feb 6, 2007
Phase-compensated filter circuit with reduced power consumption
FUJITSU LTD14 citations84
US7075055B2Jul 11, 2006
Measuring device
FUJITSU LTD17 citations84
US7061416B2Jun 13, 2006
Adaptive-type sigma-delta A/D converter
FUJITSU LTD19 citations84
US6573699B1Jun 3, 2003
Device for measuring electric current by use of electro-optical crystal
FUJITSU LTD13 citations83
US7116254B1Oct 3, 2006
Complex type sigma-delta analog to digital conversion unit and receiver
FUJITSU LTD8 citations74
US6259244B1Jul 10, 2001
Electrooptic voltage waveform measuring method employing light sampling technique using Pockels effect
FUJITSU LTD5 citations62
US10992285B2Apr 27, 2021
Group delay compensation filter
FUJITSU LTD0 citations54
US9711486B2Jul 18, 2017
Stacked semiconductor device
FUJITSU LTD1 citations52
DENSO CORP
8 patentsUS11340351B2May 24, 2022
Time-of-flight distance measurement device
DENSO CORP3 citations73
US10422879B2Sep 24, 2019
Time-of-flight distance measuring device
DENSO CORP5 citations73
US11662433B2May 30, 2023
Distance measuring apparatus, recognizing apparatus, and distance measuring method
DENSO CORP2 citations66
US10948597B2Mar 16, 2021
Time-of-flight distance measurement device
DENSO CORP1 citations62
US12461237B2Nov 4, 2025
Light range finding apparatus
DENSO CORP0 citations55
US12487358B2Dec 2, 2025
Optical distance measurement apparatus
DENSO CORP0 citations52
US11307296B2Apr 19, 2022
Time-of-flight distance measuring device and method for detecting multipath error
DENSO CORP0 citations45
US10656271B2May 19, 2020
Time-of-flight distance measurement device and method for same
DENSO CORP0 citations42
FUJIFILM CORP
7 patentsUSD944269SFeb 22, 2022
Digital camera display screen having a graphical user interface
FUJIFILM CORP11 citations86
US12023943B2Jul 2, 2024
Printer
FUJIFILM CORP0 citations61
US12079966B2Sep 3, 2024
Image processing device, image processing method, imaging device, and program
FUJIFILM CORP0 citations59
US12028607B2Jul 2, 2024
Digital camera with printer
FUJIFILM CORP0 citations59
US11842461B2Dec 12, 2023
Image processing device, image processing method, imaging device, and program
FUJIFILM CORP0 citations59
US11647282B2May 9, 2023
Digital camera with printer
FUJIFILM CORP0 citations59
US11671538B2Jun 6, 2023
Operation device and display control program for displaying an image and a plurality of buttons on a display
FUJIFILM CORP0 citations52
SONY CORP
7 patentsUS9838626B2Dec 5, 2017
Semiconductor apparatus, solid-state image sensing apparatus, and camera system
SONY CORP8 citations84
US10554912B2Feb 4, 2020
Semiconductor apparatus, solid-state image sensing apparatus, and camera system
SONY CORP2 citations73
US10027912B2Jul 17, 2018
Semiconductor apparatus, solid-state image sensing apparatus, and camera system having via holes between substrates
SONY CORP0 citations52
US9736409B2Aug 15, 2017
Semiconductor apparatus, solid-state image sensing apparatus, and camera system
SONY CORP0 citations52
US9654708B2May 16, 2017
Semiconductor apparatus, solid-state image sensing apparatus, and camera system
SONY CORP0 citations52
US9509933B2Nov 29, 2016
Semiconductor apparatus, solid-state image sensing apparatus, and camera system
SONY CORP0 citations52
US9350929B2May 24, 2016
Semiconductor apparatus, solid-state image sensing apparatus, and camera system
SONY CORP0 citations52
JVCKENWOOD CORP
5 patentsUS11228837B2Jan 18, 2022
Processing device, processing method, reproduction method, and program
JVCKENWOOD CORP0 citations61
US12096194B2Sep 17, 2024
Processing device, processing method, filter generation method, reproducing method, and computer readable medium
JVCKENWOOD CORP0 citations51
US11997468B2May 28, 2024
Processing device, processing method, reproducing method, and program
JVCKENWOOD CORP0 citations51
US11937072B2Mar 19, 2024
Headphones, out-of-head localization filter determination device, out-of-head localization filter determination system, out-of-head localization filter determination method, and program
JVCKENWOOD CORP0 citations51
US11438721B2Sep 6, 2022
Out-of-head localization system, filter generation device, method, and program
JVCKENWOOD CORP0 citations51
HITACHI LTD
4 patentsUS4952125AAug 28, 1990
Nonlubricated screw fluid machine
HITACHI LTD21 citations82
US5064363ANov 12, 1991
Non-lubricated screw machine with a rotor having a taper and varied helical angle
HITACHI LTD6 citations74
US4915604AApr 10, 1990
Rotors for a screw fluid machine
HITACHI LTD14 citations74
US4671751AJun 9, 1987
Screw rotor tooth profile
HITACHI LTD7 citations73
JVC KENWOOD CORP
4 patentsUS10497355B2Dec 3, 2019
Driving information recording device, driving information playback device, controlling device, driving information recording method, and driving information recording program
JVC KENWOOD CORP2 citations73
US9734841B2Aug 15, 2017
Device and method for suppressing noise signal, device and method for detecting special signal, and device and method for detecting notification sound
JVC KENWOOD CORP3 citations72
US10764665B2Sep 1, 2020
Microphone and sound pickup method
JVC KENWOOD CORP0 citations48
US9866702B2Jan 9, 2018
Echo cancellation device, non-transitory computer readable medium storing echo cancellation program, and echo cancellation
JVC KENWOOD CORP0 citations42
KYOWA HAKKO KOGYO KK
2 patentsUS4202941AMay 13, 1980
Glycerol oxidase and process for the production thereof and method for the quantitative determination of glycerol by glycerol oxidase
KYOWA HAKKO KOGYO KK48 citations95
US4266023AMay 5, 1981
Glycerol oxidase and process for the production thereof and method for the quantitative determination of glycerol by glycerol oxidase
KYOWA HAKKO KOGYO KK1 citations51