Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844920 | Spring steel wire and spring | Shinya Teramoto, Shouichi Suzuki | 2020-11-24 |
| 7470983 | Semiconductor device reducing warping due to heat production | Yoshinari Tsukada, Kimio Hachisuka, Fumitomo Takano, Yasuro Yamanaka | 2008-12-30 |
| 6074496 | High-strength oil-tempered steel wire with excellent spring fabrication property and method for producing the same | Shouichi Suzuki, Taisuke Nishimura, Takashi Otowa | 2000-06-13 |
| 5897717 | High strength spring steel and process for producing same | Masayuki Hashimura, Masato Yanase, Taisuke Nishimura, Takashi Otowa, Ikuo Ochiai +2 more | 1999-04-27 |
| 5665179 | Process for producing a coil spring | Yoshinobu Izawa, Satoru Kondo | 1997-09-09 |