Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6985114 | Multi-frequency antenna and constituting method thereof | — | 2006-01-10 |
| 6762729 | Slotted bow tie antenna with parasitic element, and slotted bow tie array antenna with parasitic element | — | 2004-07-13 |
| 6414638 | Antenna for radio telephone | — | 2002-07-02 |
| 5691730 | Retractable broad-band antenna for portable telephones | Minoru Taguchi | 1997-11-25 |
| 5546094 | Telescopic antenna for portable telephones | — | 1996-08-13 |
| 5481271 | Two-wave antenna for telephones used in vehicles | Xu Hai | 1996-01-02 |
| 5457470 | M-type antenna for vehicles | Xu Hai | 1995-10-10 |
| 5406693 | Method of manufacturing a helical antenna for satellite communication | Moriyoshi Kawasaki | 1995-04-18 |
| 5406296 | Three-wave antenna for vehicles | Katsuhiko Yamakawa | 1995-04-11 |
| 5367311 | Antenna for broad-band ultrahigh frequency | Hai Xu | 1994-11-22 |
| 5359335 | Automobile antenna | Masaki Shinkawa | 1994-10-25 |
| 5349361 | Three-wave antenna for vehicles | Ryouichi Miyakawa | 1994-09-20 |
| 5327151 | Broad-band non-grounded type ultrashort-wave antenna | — | 1994-07-05 |
| 5307078 | AM-FM-cellular mobile telephone tri-band antenna with double sleeves | Takayuki Tanaka, Shigeru Egashira, Akihide Sakitani, Kazuhisa Yoshiki | 1994-04-26 |
| 5262792 | Shortened non-grounded type ultrashort-wave antenna | — | 1993-11-16 |
| 5239304 | Three-wave antenna for vehicles | — | 1993-08-24 |
| D338205 | Antenna for automobiles | Hiroyuki Touyama | 1993-08-10 |
| D333138 | Antenna for automobiles | Michio Kira | 1993-02-09 |
| 5134419 | Three-wave shared antenna (radio, AM, and FM) for automobile | — | 1992-07-28 |
| 4945361 | Automobile antenna attachment device | — | 1990-07-31 |
| 4890114 | Antenna for a portable radiotelephone | — | 1989-12-26 |
| 4862182 | Antenna for a portable radiotelephone | — | 1989-08-29 |
| 4860024 | Antenna for a portable radiotelephone | — | 1989-08-22 |
| D302160 | Mount for a cellular antenna | — | 1989-07-11 |