Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6748867 | Marked golf ball and method for marking golf ball | Ryuhei Kametani, Susumu Muta | 2004-06-15 |
| 6677898 | Method for controlling array antenna equipped with single radiating element and a plurality of parasitic elements | Jun Cheng, Akifumi Hirata, Kyouichi Iigusa, Takuyo Nakaji, Nobuyoshi Kikuma +1 more | 2004-01-13 |