Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7981940 | Method of treating sealing compound and apparatus for treating the same | Shinichi Iwasaki, Ryuji Izumoto | 2011-07-19 |
| 7926521 | Sealing agent injecting apparatus, sealing agent injecting method and sealing pump up apparatus | Ryuji Izumoto, Masaki Yoshida, Yuji Takeda | 2011-04-19 |
| 7891385 | Sealing pump-up device | Hideshi Yanagi, Kazuma Nakazawa, Shinichi Iwasaki, Yuji Takeda, Masaki Yoshida | 2011-02-22 |