Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9593516 | Multi-point mortise lock mechanism for swinging door | Yoshikazu Nakanishi, Douglas A. Nolte, Craig M. Doring | 2017-03-14 |
| 8899635 | Sliding door multipoint mortise lock with shoot bolts | Yoshikazu Nakanishi, Douglas A. Nolte | 2014-12-02 |
| 8850744 | Hardware for a hinged light panel | Leonard P. Bauman, Yoshikazu Nakanishi, Naokazu Suzuki | 2014-10-07 |
| 8550506 | Multi-point mortise lock mechanism for swinging door | Yoshikazu Nakanishi, Douglas A. Nolte, Craig M. Doring | 2013-10-08 |
| 8398126 | Multipoint lock mechanism | Yoshikazu Nakanishi | 2013-03-19 |
| 8376414 | Two-point lock for sliding door | Yoshikazu Nakanishi | 2013-02-19 |