Inventor
MANABE KOJI
JP6 patents
Patents
6 patentsUS6424726B2Jul 23, 2002
Image data encoding system and image inputting apparatus
NEC CORP89 citations97
US6678381B1Jan 13, 2004
Ultra-directional speaker
NEC CORP83 citations95
US6556687B1Apr 29, 2003
Super-directional loudspeaker using ultrasonic wave
NEC CORP98 citations95
US6298142B1Oct 2, 2001
Image data encoding system and image inputting apparatus
NEC CORP52 citations95
US6940977B1Sep 6, 2005
Digital video and audio data encryption, decryption and system authentication
NEC CORP12 citations82
US6721895B1Apr 13, 2004
Data communications system and data communications method
NEC CORP0 citations39