Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12358563 | Automotive crashworthiness energy absorptive part | Tsuyoshi Shiozaki, Yoshikiyo Tamai, Shigeaki Kitamura, Naoki Mabuchi | 2025-07-15 |
| 12054113 | Automotive crashworthiness energy absorption part and method for manufacturing the same | Tsuyoshi Shiozaki, Yoshikiyo Tamai | 2024-08-06 |
| 11993311 | Automotive crashworthiness energy absorptive part and method for manufacturing same | Tsuyoshi Shiozaki, Yoshikiyo Tamai | 2024-05-28 |
| 11975764 | Automotive frame part | Tsuyoshi Shiozaki | 2024-05-07 |
| 11975762 | Crashworthiness energy absorption parts for automotive | Tsuyoshi Shiozaki, Yoshikiyo Tamai, Shigeaki Kitamura, Naoki Mabuchi | 2024-05-07 |
| 11235645 | Stiffening structure and stiffening method for automotive door panel part | Koichi Nakagawa, Takanobu Saito, Yoshikiyo Tamai | 2022-02-01 |
| 11235812 | Automotive frame part | Takanobu Saito, Yoshikiyo Tamai | 2022-02-01 |
| 10828683 | Apparatus that manufactures closed-structure part | Yuji Yamasaki | 2020-11-10 |
| 10160031 | Method of forming a closed cross-sectional structure | Toyohisa Shinmiya, Yuji Yamasaki | 2018-12-25 |
| 10160018 | Method of manufacturing closed-structure part and apparatus for the same | Yuji Yamasaki | 2018-12-25 |
| 9862017 | Method and apparatus that forms a closed cross-sectional structure | Toyohisa Shinmiya, Yuji Yamasaki | 2018-01-09 |
| 9669444 | Method of manufacturing curvilineal closed structure parts without flange and apparatus for the same | Yuji Yamasaki, Toyohisa Shinmiya | 2017-06-06 |
| 9630238 | Method and apparatus that forms a closed cross-sectional structure | Toyohisa Shinmiya, Yuji Yamasaki | 2017-04-25 |
| 9333549 | Press-forming mold designing method and press-forming mold | Yusuke FUJII, Toyohisa Shinmiya, Yuji Yamasaki | 2016-05-10 |
| 9327327 | Method of manufacturing pipe with different diameter along a longitudinal direction and die for forming | Toyohisa Shinmiya, Yuji Yamasaki, Katsuhiro Ochi | 2016-05-03 |
| 9260774 | Method for manufacturing hot dip galvanized steel sheet | Katsuya Hoshino, Takahiro Kubota, Masahiko Tada, Masayasu Nagoshi, Wataru Tanimoto +1 more | 2016-02-16 |
| 9162272 | Closed structure parts, method and press forming apparatus for manufacturing the same | Yuji Yamasaki, Takaaki Hira, Katsuhiro Ochi | 2015-10-20 |
| 9009970 | Curvilineal closed structure parts and method for manufacturing the same | Takayuki Futatsuka, Yoshikiyo Tamai, Takaaki Hira, Yuji Yamasaki | 2015-04-21 |
| 8844581 | Closed structure parts, method and press forming apparatus for manufacturing the same | Yuji Yamasaki, Takaaki Hira, Katsuhiro Ochi | 2014-09-30 |
| 6548460 | Coating composition and lubricated metal sheets | Sachiko Suzuki, Hiroyuki Ogata, Shigeru Umino, Kazuo Mochizuki, Fuminori Mukaihara +3 more | 2003-04-15 |