Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9064656 | Safety switch | Norifumi Obata, Etsurou Komori | 2015-06-23 |
| 7999200 | Safety switch | Etsurou Komori, Takao Fukui, Masaki Nobuhiro | 2011-08-16 |
| 7985932 | Door lock device with safety switch | Masaki Nobuhiro, Norifumi Obata, Takafumi Hidaka | 2011-07-26 |
| 7956300 | Safety holder | Takafumi Hidaka, Norifumi Obata, Masaki Nobuhiro, Masahiro Ishizaki | 2011-06-07 |
| 7667149 | Safety switch | Etsurou Komori, Takao Fukui, Masaki Nobuhiro | 2010-02-23 |
| 7633029 | Safety switch | Etsurou Komori, Takao Fukui, Norifumi Obata | 2009-12-15 |