Inventor

YU I-PING

US8 patents

⚠️ This page may combine multiple inventors who share the name “YU I-PING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HUGHES AIRCRAFT CO

3 patents

US5389941AFeb 14, 1995

RAYTHEON CO

3 patents

US5990849ANov 23, 1999

Compact spiral antenna

RAYTHEON CO55 citations93

US5936594AAug 10, 1999

Highly isolated multiple frequency band antenna

RAYTHEON CO38 citations91

US6052889AApr 25, 2000

Radio frequency antenna and its fabrication

RAYTHEON CO29 citations89

NASA

1 patent

US4218682AAug 19, 1980

Multiple band circularly polarized microstrip antenna

NASA141 citations94

HUGHES MISSILE SYSTEMS

1 patent

US5619218AApr 8, 1997

Common aperture isolated dual frequency band antenna

HUGHES MISSILE SYSTEMS18 citations82