Inventor
KOGA HIROKI
JP38 patents
⚠️ This page may combine multiple inventors who share the name “KOGA HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
14 patentsUS6236248B1May 22, 2001
Output buffer circuit
NEC CORP42 citations92
US6235575B1May 22, 2001
Semiconductor device and method for manufacturing same
NEC CORP31 citations92
US6177331B1Jan 23, 2001
Method for manufacturing semiconductor device
NEC CORP31 citations92
US5912509AJun 15, 1999
MOS semiconductor device and method of manufacturing the same
NEC CORP22 citations92
US5856938AJan 5, 1999
Small-sized multi-valued semiconductor memory device with coupled capacitors between divided bit lines
NEC CORP27 citations92
US5627400AMay 6, 1997
Semiconductor memory device
NEC CORP27 citations92
US5491108AFeb 13, 1996
Method of producing semiconductor integrated circuit device having interplayer insulating film covering substrate
NEC CORP20 citations92
US6649500B2Nov 18, 2003
Semiconductor device including an insulated gate field effect transistor and method of manufacturing the same
NEC CORP12 citations74
US6190987B1Feb 20, 2001
MOS semiconductor device and method of manufacturing the same
NEC CORP5 citations74
US5796167AAug 18, 1998
Semiconductor device with buried wiring layer and fabrication process thereof
NEC CORP14 citations74
US5792691AAug 11, 1998
Method of manufacturing semiconductor memory device having a capacitor
NEC CORP13 citations74
US5661065AAug 26, 1997
Method for fabricating semiconductor memory device having a capacitor
NEC CORP7 citations74
US5355334AOct 11, 1994
Nonvolatile semiconductor memory device having parallel write and read function
NEC CORP7 citations69
US6313494B1Nov 6, 2001
Semiconductor device having a selectively-grown contact pad
NEC CORP1 citations52
OMRON TATEISI ELECTRONICS CO
10 patentsUS12109683B2Oct 8, 2024
Tactile sensor, robot hand, and robot
OMRON TATEISI ELECTRONICS CO0 citations60
US12097611B2Sep 24, 2024
Sensor assembly and suction apparatus
OMRON TATEISI ELECTRONICS CO0 citations60
US12269694B2Apr 8, 2025
Controller
OMRON TATEISI ELECTRONICS CO0 citations57
US12455204B2Oct 28, 2025
Tactile sensor
OMRON TATEISI ELECTRONICS CO0 citations50
US12422319B2Sep 23, 2025
Tactile sensing system
OMRON TATEISI ELECTRONICS CO0 citations50
US12275132B2Apr 15, 2025
Tactile sensor, robot hand, and robot
OMRON TATEISI ELECTRONICS CO0 citations49
US12017345B2Jun 25, 2024
End effector and end effector device
OMRON TATEISI ELECTRONICS CO0 citations49
US11931887B2Mar 19, 2024
End effector device
OMRON TATEISI ELECTRONICS CO0 citations49
US11820000B2Nov 21, 2023
End effector and end effector device
OMRON TATEISI ELECTRONICS CO0 citations49
US11656102B2May 23, 2023
Proximity sensor unit and distance calculation device
OMRON TATEISI ELECTRONICS CO0 citations49
YAMAHA MOTOR CO LTD
7 patentsUS12391352B2Aug 19, 2025
Outboard motor
YAMAHA MOTOR CO LTD1 citations62
US12491978B2Dec 9, 2025
Marine propulsion device with simplified wiring of power lines
YAMAHA MOTOR CO LTD0 citations61
US12403995B2Sep 2, 2025
Outboard motor
YAMAHA MOTOR CO LTD0 citations60
US12173638B2Dec 24, 2024
Outboard motor
YAMAHA MOTOR CO LTD0 citations60
US12576956B2Mar 17, 2026
Propulsion device for marine vessel and outboard motor
YAMAHA MOTOR CO LTD0 citations52
US12421886B2Sep 23, 2025
Outboard motor
YAMAHA MOTOR CO LTD0 citations50
US9227713B2Jan 5, 2016
Outboard motor
YAMAHA MOTOR CO LTD0 citations42