Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12085171 | Gland packing and packing structure | Masaru Fujiwara | 2024-09-10 |
| 9239115 | Gland packing and packing set | Takahisa Ueda, Masaru Fujiwara, Katsunori Sugita, Hiroki Tanabe, Hiroyoshi Nakamitsu | 2016-01-19 |
| 8375693 | Yarn | Takahisa Ueda, Takashi Ikeda, Katsunori Sugita, Masaru Fujiwara, Hiroki Tanabe | 2013-02-19 |