Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8101029 | Weld metal of high-strength Cr-Mo steel | Yoshitomi Okazaki, Ken Yamashita, Hirohisa Watanabe | 2012-01-24 |
| 7597841 | Weld metal excellent in toughness and SR cracking resistance | Yoshitomi Okazaki | 2009-10-06 |
| 7533666 | Built-in type heating cooking device | Kazuichi Okada, Satoru Kodama | 2009-05-19 |
| 7467592 | Sewing machine | Eiichi Hamajima, Masaru Jimbo, Ryoji Owaki | 2008-12-23 |
| 5580475 | Flux-cored wire for gas shield arc welding with low fume | Yoshiya Sakai, Isao Aida, Kazuo Ikemoto, Tsuyoshi Kurokawa, Shigeo Nagaoka +1 more | 1996-12-03 |