Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9570891 | Buffering device for the operating mechanism of a switchgear, and method of lubrication thereof | Yoshiaki Ohda, Yoshikata Kobayashi, Masaharu Shimizu, Satoshi Marushima, Tooru Inoue | 2017-02-14 |