Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11882892 | Button fastener-side die for attaching snap button | Ryusaku Watanabe | 2024-01-30 |
| 11412799 | Button attachment member conveying device | Ryusaku Watanabe | 2022-08-16 |
| 11116269 | Attaching apparatus and method for attaching attachment object to fabric using fastening member | Ryusaku Watanabe | 2021-09-14 |
| 9661887 | Button mounting apparatus and button mounting method | — | 2017-05-30 |
| 7043812 | Apparatus and method for button indexing in button attaching machine, and method of adjusting the apparatus | Masatoshi Nakajo | 2006-05-16 |
| D326513 | Air cleaner | — | 1992-05-26 |
| D324419 | Air cleaner | — | 1992-03-03 |
| 5055115 | Air cleaner including an electrostatic precipitator | Kunio Yikai | 1991-10-08 |
| 5034032 | Air cleaner and air filter | Kunio Yikai | 1991-07-23 |