Inventor
YUCHI HIROFUMI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “YUCHI HIROFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
15 patentsUS6519009B1Feb 11, 2003
Program switching device and method
SONY CORP106 citations98
US5754258AMay 19, 1998
Program switching device and method
SONY CORP146 citations98
US7540010B2May 26, 2009
Program switching device and method
SONY CORP47 citations96
US4862269AAug 29, 1989
Memory control apparatus
SONY CORP85 citations95
US6691311B1Feb 10, 2004
Digital signal receiving apparatus and receiving method
SONY CORP30 citations92
US5917873AJun 29, 1999
Receiving apparatus, receiving method, and digital PLL circuit
SONY CORP19 citations82
US4672446AJun 9, 1987
Television receiver having interlaced scanning with doubled field frequency
SONY CORP8 citations74
US10308164B2Jun 4, 2019
Mobile object and storage medium
SONY CORP3 citations73
US5978012ANov 2, 1999
Data receiving-processing apparatus and method, and broadcasting method
SONY CORP10 citations73
US7051355B1May 23, 2006
Receiving apparatus, receiving method, and providing medium
SONY CORP10 citations72
US7600240B2Oct 6, 2009
Data processing apparatus and method
SONY CORP3 citations63
US11358514B2Jun 14, 2022
Mobile object and storage medium
SONY CORP0 citations62
US6321385B1Nov 20, 2001
Data receiving-processing apparatus and method, and broadcasting method
SONY CORP4 citations62
US9723700B2Aug 1, 2017
Illumination apparatus and storage medium
SONY CORP0 citations52
US9307617B2Apr 5, 2016
Illumination apparatus and storage medium
SONY CORP1 citations52