Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9394412 | Composite cured silicone powder and method for production thereof | Kazuo Kobayashi, Ryuji Tachibana | 2016-07-19 |
| 8603507 | Silicone oil emulsion, method of producing same, and silicone oil composition | Yoshitsugu Morita | 2013-12-10 |
| 6441105 | Synthetic fiber treatment agent composition | Tsutomu Naganawa, Masaru Ozaki, Isao Ona | 2002-08-27 |
| 6409934 | Polyester fiber treatment agent composition | Tsutomu Naganawa, Isao Ona | 2002-06-25 |
| 6398860 | Sizing agent composition for printing paper | Isao Ona, Hiroki Ishikawa, Tsutomu Naganawa | 2002-06-04 |
| 4576324 | Gas pressure welding machine | Hirotsugu Oishibashi, Katsuyoshi Ueyama, Muneyuki Ohara, Akio Kobayashi, Keiichi Aoki +2 more | 1986-03-18 |
| 4416158 | Punching-shearing method for inspecting quality of butt welded joint | Hirotsugu Oishibashi, Katsuyoshi Ueyama, Muneyuki Ohara, Mitsuo Nakamura, Takayoshi Amano | 1983-11-22 |