Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11982355 | Yarn and gland packing | Masaru Fujiwara, Misato Izuka, Ryoji Hamaguchi | 2024-05-14 |
| 10591063 | Spiral wound gasket | Yuji Yanagitake, Hiroki Tanabe, Yuta Sato, Kiyoshi Toyazaki | 2020-03-17 |
| 10591064 | Spiral wound gasket | Yuji Yanagitake, Hiroki Tanabe, Yuta Sato, Kiyoshi Toyazaki | 2020-03-17 |