Inventor
HIRATA AKIHIKO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “HIRATA AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
6 patentsUS6438257B1Aug 20, 2002
Small capacitance change detection device
NIPPON TELEGRAPH & TELEPHONE75 citations96
US6248655B1Jun 19, 2001
Method of fabricating a surface shape recognition sensor
NIPPON TELEGRAPH & TELEPHONE81 citations96
US6060756AMay 9, 2000
Surface shape recognition sensor and method of fabricating the same
NIPPON TELEGRAPH & TELEPHONE64 citations96
US10340598B2Jul 2, 2019
Loop antenna array
NIPPON TELEGRAPH & TELEPHONE2 citations68
US10177823B2Jan 8, 2019
Antenna control apparatus, antenna control program, and antenna control system
NIPPON TELEGRAPH & TELEPHONE2 citations68
US10700432B2Jun 30, 2020
Loop antenna array
NIPPON TELEGRAPH & TELEPHONE0 citations47
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
5 patentsUS7164344B2Jan 16, 2007
Non-contact IC card reading/writing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD45 citations92
US6677905B2Jan 13, 2004
Antenna device and mobile communications apparatus including the device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations91
US7182266B2Feb 27, 2007
Noncontact IC card reader/writer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations83
US5508890AApr 16, 1996
Frame unit of electrical apparatus and electrical apparatus having the frame unit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73
US7064716B2Jun 20, 2006
Integrated antenna type non-contact IC card reader/writer
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
OMRON TATEISI ELECTRONICS CO
3 patentsNIPPON STEEL & SUMITOMO METAL CORP
2 patentsUS11420801B2Aug 23, 2022
Metal sheet for containers and method for manufacturing same
NIPPON STEEL & SUMITOMO METAL CORP0 citations49
US11220094B2Jan 11, 2022
Film-laminated metal plate having excellent retort adhesiveness, and method for manufacturing same
NIPPON STEEL & SUMITOMO METAL CORP0 citations48