Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7193172 | Gas-insulated switchgear tank | Toshiaki Rokunohe, Yoshitaka Yagihashi, Fumihiro Endo, Tomoaki Utsumi, Takashi Omori | 2007-03-20 |
| 6646861 | Gas insulated switchgear | Hiroyasu Watanabe, Rei Henmi, Ryouichi Shinohara, Ryouichi Mitsugi | 2003-11-11 |
| 6560091 | Gas insulated switchgear | Masahiro Takahoshi, Keiichi Tsuzura, Ryoichi Shinohara, Rei Henmi, Yoriyuki Aiko | 2003-05-06 |
| 6556428 | Gas insulated switchgear | Masahiro Takahoshi, Keiichi Tsuzura, Ryoichi Shinohara, Rei Henmi, Yoriyuki Aiko | 2003-04-29 |
| 5912086 | Impregnation composition, and primer composition for resin concrete, method for its coating and composite body employing it | Toshihiro Ando | 1999-06-15 |
| 4858746 | Method and apparatus for transporting articles | Kanehiro Ito, Takashi Kogiso, Yoshio Kurachi | 1989-08-22 |
| 4841719 | Apparatus for transporting roving bobbins | Kenji Sasaki | 1989-06-27 |
| 4266974 | Alloy steel powder having excellent compressibility, moldability and heat-treatment property | Minoru Nitta, Yoshihiro Kajinaga, Ichio Sakurada, Kuniaki Ogura | 1981-05-12 |
| 4234168 | Apparatus for producing low-oxygen iron-base metallic powder | Yoshihiro Kajinaga, Minoru Nitta, Ichio Sakurada | 1980-11-18 |
| 4223874 | Shaft furnace for producing low-oxygen iron-base metallic powder for powder metallurgy | Yoshihiro Kajinaga, Minoru Nitta, Ichio Sakurada | 1980-09-23 |
| 4209320 | Process for producing low-oxygen iron-base metallic powder | Yoshihiro Kajinaga, Minoru Nitta, Ichio Sakurada | 1980-06-24 |