Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10971906 | Cable installation method and coupling unit | Kazuhisa Matsuo | 2021-04-06 |
| 10815664 | Coated PC steel stranded cable | Masashi Oikawa, Masato Yamada, Yoshiyuki Matsubara, Shinji Nakaue, Toru Yamamoto +5 more | 2020-10-27 |
| 10673215 | Clamp | Kazuhisa Matsuo, Makoto Morishita | 2020-06-02 |
| D637891 | Spiral hanger with connectors for suspending aerial wires or cables | — | 2011-05-17 |
| 6227522 | Method and implement for installation of spiral hangers for a cable | Yukikiro Higashi | 2001-05-08 |
| 5979880 | Method for installation of spiral hangers for a cable | Yukihiro Higashi | 1999-11-09 |
| 5727777 | Spiral hanger for a cable and method of installing a cable using the same | Yukihiro Higashi | 1998-03-17 |
| 5683642 | PC strand coated with rust inhibitor and method for producing the same | Hiroshi Muguruma, Yukihiro Higashi | 1997-11-04 |
| 5670208 | PC stand coated with rust inhibitor and method thereof | Yukihiro Higashi | 1997-09-23 |