Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11994550 | Temperature test apparatus and temperature test method | — | 2024-05-28 |
| 10784582 | Wireless terminal measurement apparatus, circularly polarized antenna device connectable thereto and wireless terminal measurement method | Yoshihiro Kuroiwa, Aya Yamamoto | 2020-09-22 |
| 10483636 | Electromagnetic wave shield box | Joji Koto, Tomohiko Maruo | 2019-11-19 |
| 10429424 | Wireless terminal measurement apparatus | — | 2019-10-01 |
| 10302735 | Wireless terminal antenna directional characteristic measurement system and wireless terminal antenna directional characteristic measurement method | Aya Yamamoto | 2019-05-28 |
| 10250342 | System for measuring reception performance of wireless terminal and method of measurement | Aya Yamamoto | 2019-04-02 |
| 7369964 | Method and apparatus for issuing repair alerts in a transmission mechanism | Makoto Nishizawa, Harumichi Tokuyama | 2008-05-06 |
| 5142241 | Differential input circuit | Ryuichiro Yamamoto, Hiromi Saito | 1992-08-25 |