Inventor
IWASHITA HIROAKI
JP49 patents
⚠️ This page may combine multiple inventors who share the name “IWASHITA HIROAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKAI RIKA CO LTD
20 patentsUS10315623B2Jun 11, 2019
Mobile electronic key device and electronic key system
TOKAI RIKA CO LTD9 citations84
US9137658B2Sep 15, 2015
Electronic key registration system
TOKAI RIKA CO LTD20 citations84
US9094382B2Jul 28, 2015
Electronic key registration system
TOKAI RIKA CO LTD11 citations84
US9070279B2Jun 30, 2015
Electronic key registration system
TOKAI RIKA CO LTD11 citations84
US10493953B2Dec 3, 2019
Car sharing system
TOKAI RIKA CO LTD7 citations82
US9714004B2Jul 25, 2017
Electronic key registration system
TOKAI RIKA CO LTD8 citations81
US9896060B2Feb 20, 2018
Wireless seatbelt attaching detection device
TOKAI RIKA CO LTD3 citations73
US9509499B2Nov 29, 2016
Electronic key registration method and electronic key registration system
TOKAI RIKA CO LTD6 citations73
US9397829B2Jul 19, 2016
Electronic key registration method and electronic key registration system
TOKAI RIKA CO LTD6 citations73
US9143320B2Sep 22, 2015
Electronic key registration system
TOKAI RIKA CO LTD6 citations73
US9489789B2Nov 8, 2016
Electronic key registration method and electronic key registration system
TOKAI RIKA CO LTD3 citations72
US9330510B2May 3, 2016
Electronic key registration method and electronic key registration system
TOKAI RIKA CO LTD4 citations72
US11356264B2Jun 7, 2022
Authentication system
TOKAI RIKA CO LTD1 citations60
US11220239B2Jan 11, 2022
Key information generation system and key information generation method
TOKAI RIKA CO LTD1 citations60
US9407436B2Aug 2, 2016
Portable device registration system and portable device registration method
TOKAI RIKA CO LTD1 citations52
US9994193B2Jun 12, 2018
Electronic key system
TOKAI RIKA CO LTD0 citations50
US11812259B2Nov 7, 2023
Authentication system and authentication method
TOKAI RIKA CO LTD0 citations49
US11418953B2Aug 16, 2022
Key information generation system and key information generation method
TOKAI RIKA CO LTD0 citations49
US11351962B2Jun 7, 2022
Electronic key system
TOKAI RIKA CO LTD0 citations49
US9392448B2Jul 12, 2016
Wireless communications system
TOKAI RIKA CO LTD0 citations42
FUJITSU LTD
16 patentsUS7464015B2Dec 9, 2008
Method and apparatus for supporting verification, and computer product
FUJITSU LTD22 citations92
US6654715B1Nov 25, 2003
Apparatus, method, and storage medium for verifying logical device
FUJITSU LTD32 citations92
US6141633AOct 31, 2000
Logical device verification method and apparatus
FUJITSU LTD30 citations92
US5673425ASep 30, 1997
System for automatic generating instruction string to verify pipeline operations of a processor by inputting specification information having time for the processor to access hardware resources
FUJITSU LTD19 citations92
US7194713B2Mar 20, 2007
Logic verification device, logic verification method, and computer product
FUJITSU LTD12 citations84
US5708594AJan 13, 1998
Automatic instruction string generation method and device for verifying processor operation model and logic
FUJITSU LTD11 citations72
US7911466B2Mar 22, 2011
Method and apparatus for editing timing diagram, and computer product
FUJITSU LTD3 citations63
US7888971B2Feb 15, 2011
Verification support system and method
FUJITSU LTD4 citations63
US10546256B2Jan 28, 2020
Security plan support method, security plan support device and recording medium
FUJITSU LTD1 citations62
US11960491B2Apr 16, 2024
Storage medium, pattern search device, and pattern search method
FUJITSU LTD0 citations52
US11562185B2Jan 24, 2023
Extraction method, extraction device, and computer-readable recording medium
FUJITSU LTD0 citations51
US12511293B2Dec 30, 2025
Computer-readable recording medium storing information processing program, information processing device, and information processing method
FUJITSU LTD0 citations50
US11989663B2May 21, 2024
Prediction method, prediction apparatus, and computer-readable recording medium
FUJITSU LTD0 citations50
US11443210B2Sep 13, 2022
Predicting method, predicting apparatus, and computer-readable recording medium
FUJITSU LTD0 citations50
US7469393B2Dec 23, 2008
Method and device for supporting verification, and computer product
FUJITSU LTD0 citations42
US10773171B2Sep 15, 2020
Matching method, matching apparatus, and recording medium
FUJITSU LTD0 citations35
IWASHITA HIROAKI
5 patentsUS8533541B2Sep 10, 2013
Verification support of circuit blocks having independent clock domains
IWASHITA HIROAKI25 citations92
US8407636B2Mar 26, 2013
Clock domain crossing verification support
IWASHITA HIROAKI25 citations92
US8290649B2Oct 16, 2012
Registration-based vehicle battery charging system
IWASHITA HIROAKI24 citations90
US8661384B2Feb 25, 2014
Verification support apparatus, verifying apparatus, computer product, verification support method, and verifying method
IWASHITA HIROAKI4 citations72
US8160859B2Apr 17, 2012
Medium storing logic simulation program, logic simulation apparatus, and logic simulation method
IWASHITA HIROAKI1 citations51