Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12095265 | Power supply system and power supply device | Eiji YOSHIKUWA, Toshiyuki TSUJIMORI, Hideshi Yamane, Shoichi MIYAO, Yoshihiro OKAZAKI +5 more | 2024-09-17 |
| 7109684 | Secondary cell charger and charging method | Hiromi Takaoka, Yutaka Iuchi, Taneo Nishino, Osamu Nakamura | 2006-09-19 |
| 5434112 | High pressure injection nozzle | Hiroyuki Matsumura, Yoshikazu Ikemoto, Yasuhiro Kumon, Shigeru Nakayama, Keiji Tsujita +3 more | 1995-07-18 |
| 5407503 | Process for producing silicon carbide nozzle | Hiroyuki Matsumura, Yoshikazu Ikemoto, Hideki Shimizu, Tatsuo Obata, Masashi Shigeto | 1995-04-18 |
| 5334561 | High pressure injection nozzle | Hiroyuki Matsumura, Yoshikazu Ikemoto, Yasuhiro Kumon, Shigeru Nakayama, Keiji Tsujita +3 more | 1994-08-02 |
| 5244746 | Composite structures | Hiroyuki Matsumura, Takeshi Yamada, Yasuhiro Kumon, Makoto Ryoji, Masaki Uekado +8 more | 1993-09-14 |
| 5182775 | Method of processing radiographic image data for detecting a welding defect | Masahiro Uenishi, Sadao Iuchi, Kouji Sugimoto, Kouyu Itoga, Tetsuzo Harada +3 more | 1993-01-26 |
| 5169054 | Method of manufacturing composite structures | Hiroyuki Matsumura, Takeshi Yamada, Shinji Koga | 1992-12-08 |
| 5121537 | Method of production of anchor-bonded composite structures | Toshio Atsuta, Takeshi Yamada, Yasuhiro Kumon, Makoto Ryoji, Toshihiko Ishizuka +2 more | 1992-06-16 |
| 5079825 | Method of manufacturing composite structures | Takeshi Yamada, Yasuhiro Kumon, Makoto Ryoji, Shigeki Koe, Hiroatsu Asari +2 more | 1992-01-14 |
| 5075175 | Composite bar structures of interlocked multiple members | Takeshi Yamada, Yasuhiro Kumon, Makoto Ryoji | 1991-12-24 |
| 4916853 | Method for manufacturing welded pipes | Hisao Hasegawa | 1990-04-17 |
| 4796798 | Method of and apparatus for continuous production of seam-welded metal tubing | Toshio Tsuta, Koji Kadota, Hiroyuki Matsumura, Hisao Hasegawa, Hiromichi Nakamura +3 more | 1989-01-10 |
| 4771931 | Continuous production of seam-welded metal tubing | Hiroyuki Matsumura, Hisahiko Miyazaki, Munekatsu Furugen | 1988-09-20 |
| 4727641 | Thermoplastic method of reducing the diameter of a metal tube | Fumiyoshi Kanatani, Toshio Atsuta, Takeshi Yamada, Eisuke Mori, Toshiaki Araki | 1988-03-01 |
| 4717065 | Method for manufacturing welded pipes | Hisao Hasegawa | 1988-01-05 |
| 4672163 | Nozzle for gas shielded arc welding | Shigeru Nakayama, Hiroichi Okada, Takashi Sakurai | 1987-06-09 |
| 4600219 | Corrosion-resistant pipe coupling structures | Toshio Yoshida, Kouyu Itoga, Toshio Atsuta | 1986-07-15 |
| 4598857 | Method of producing double-wall composite pipes | — | 1986-07-08 |
| 4542846 | Method of producing a multiple-wall pipe structure with anticorrosion end protection | Toshio Atsuta, Shouji Toma | 1985-09-24 |
| 4509776 | Corrosion-resistant pipe coupling structures | Toshio Yoshida, Kouyu Itoga, Toshio Atsuta | 1985-04-09 |
| 4449281 | Method of producing multiple-wall, composite tubular structures | Toshio Yoshida, Toshio Atsuta | 1984-05-22 |
| 4342900 | Vacuum shield device of an electron beam welding apparatus | Shuzo Susei, Hiroyoshi Nagai | 1982-08-03 |
| 4332073 | Method of producing multiple-wall composite pipes | Toshio Yoshida | 1982-06-01 |