Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10359044 | Compressor system | Joseph A. Abt | 2019-07-23 |
| 8278878 | Voltage detection apparatus | Satoshi Ishikawa, Kimihiro Matsuura | 2012-10-02 |
| 8013618 | Voltage detection apparatus | Satoshi Ishikawa, Kimihiro Matsuura | 2011-09-06 |
| 7405579 | Voltage detector and insulator interface | Hajime Okamoto, Satoshi Ishikawa | 2008-07-29 |