Inventor

OKUBO KATSUTOSHI

JP2 patents

Patents

2 patents

US7042400B2May 9, 2006

Multi-frequency antenna

YOKOWO SEISAKUSHO KK9 citations68

US6522300B2Feb 18, 2003

Antenna device for mobile tele-communication terminal

YOKOWO SEISAKUSHO KK5 citations59