Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6929672 | Filter medium for air filter and process for producing the same | Sadao Kobayashi, Satoki SUGIYAMA, Seiichi Takizawa, Takeshi Yamada, Keiji Matsuno | 2005-08-16 |
| 6929985 | Air filter, method of manufacturing air filter, local facility, clean room, treating agent, and method of manufacturing filter medium | Sadao Kobayashi, Masayuki Imafuku | 2005-08-16 |
| 6903264 | Electric wire coated with polyvinyl chloride resin composition and cable | Kiyoshi Watanabe, Hiroyuki Ito, Misako Saito, Teruyuki Hayashi, Naoya Hirayama +1 more | 2005-06-07 |