Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10774396 | Seawater-resistant stainless clad steel | Yoshihiro Yazawa, Keiichiro Kishi, Shunichi Tachibana | 2020-09-15 |
| 10207477 | Stainless steel clad steel plate including cladding material for stainless steel clad steel plate and method of manufacturing the same | Keiichiro Kishi, Yoshihiro Yazawa, Shunichi Tachibana, Yota Kuronuma | 2019-02-19 |
| 6666037 | Absorption refrigerator control method | Masahiro Furukawa | 2003-12-23 |
| 6651457 | Absorption refrigerator | Masahiro Furukawa | 2003-11-25 |
| D478600 | Absorption chiller and heater | Kazuyasu Iramina | 2003-08-19 |
| D478338 | Absorption chiller and heater | Kazuyasu Iramina | 2003-08-12 |
| 6454881 | Non-refined steel being reduced in anisotropy of material and excellent in strength, toughness and machinability | Kazukuni Hase, Yasuhiro Omori, Keniti Amano | 2002-09-24 |
| 6306227 | Rolling bearing | Akio Okayama, Hiroshi Murakami, Kikuo Maeda, Takuya Atsumi, Keniti Amano | 2001-10-23 |
| 6162389 | High-strength and high-toughness non heat-treated steel having excellent machinability | Kazukuni Hase, Takashi Iwamoto, Yasuhiro Omori, Tohru Hayashi, Keniti Amano +1 more | 2000-12-19 |
| 6068712 | Steel products having superior weathering, method of producing the steel products, and method of forming weathering protective rust on steel product surfaces | Yasuyashi Yamane, Kazuhiko Shiotani, Fumimaru Kawabata, Keniti Amano, Kimihiro Nishimura | 2000-05-30 |
| 5782099 | Method for controlling an absorption system | Masayuki Oonou, Goro Ebara, Hideo Ishiko, Masahiko Ikemori | 1998-07-21 |
| 5752388 | Absorption type refrigerating apparatus | Masayuki Oonou | 1998-05-19 |
| 5749244 | Absorption type refrigerator | Tomoyuki Murayama, Syoichi Turuta, Sumio Ikeda, Shuji Ishizaki, Shinichi Uegomori | 1998-05-12 |
| 5648044 | Graphite steel for machine structural use exhibiting excellent free cutting characteristic, cold forging characteristic and post-hardening/tempering fatigue resistance | Takashi Iwamoto, Akihiro Matsuzaki, Keniti Amano | 1997-07-15 |
| 5476556 | Method of manufacturing steel for machine structural use exhibiting excellent free cutting characteristic, cold forging characteristic and post-hardening/tempering fatigue resistance | Takashi Iwamoto, Akihiro Matsuzaki, Keniti Amano | 1995-12-19 |
| 4975242 | Carbon steel for machine structural use | Nobuhisa Tabata, Isao Machida, Masayoshi Saga, Takeshi Takagi | 1990-12-04 |