Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6136110 | Ferritic heat-resistant steel having excellent high temperature strength and process for producing the same | Katsukuni Hashimoto, Hiroyuki Mimura, Takashi Sato, Kohji Tamura | 2000-10-24 |
| 6123504 | Steam-turbine power plant and steam turbine | Masao Shiga, Ryo Hiraga, Takeshi Onoda, Nobuo Shimizu, Norio Yamada +4 more | 2000-09-26 |
| 6063727 | Catalyst for olefin polymerization and method for preparing polyolefins | Masaki Fushimi, Shintaro Inazawa | 2000-05-16 |
| 5991597 | Converter for a satellite signal receiving antenna | Akihiko Nagatomi, Masami Tanaka | 1999-11-23 |
| 5911842 | Heat resisting steel and steam turbine rotor shaft and method of making thereof | Masao Shiga, Kishio Hidaka, Norio Yamada, Shigeyoshi Nakamura, Yutaka Fukui +6 more | 1999-06-15 |
| 5766376 | High-strength ferritic heat-resistant steel and method of producing the same | Yasushi Hasegawa, Hisashi Naoi, Takashi Sato, Kohji Tamura | 1998-06-16 |
| 5749228 | Steam-turbine power plant and steam turbine | Masao Shiga, Ryo Hiraga, Takeshi Onoda, Nobuo Shimizu, Norio Yamada +4 more | 1998-05-12 |
| 5693729 | Catalyst for polymerization of olefin and process for the preparation of olefin polymer | Masaki Fushimi | 1997-12-02 |
| 5650024 | Martensitic heat-resisting steel excellent in HAZ-softening resistance and process for producing the same | Yasushi Hasegawa, Masahiro Ohgami, Nobuo Mizuhashi, Hisashi Naoi | 1997-07-22 |
| 5582657 | Heat-resistant, ferritic cast steel having high castability and exhaust equipment member made thereof | Rikizou Watanabe, Norio Takahashi | 1996-12-10 |
| 5501835 | Heat-resistant, austenitic cast steel and exhaust equipment member made thereof | Rikizou Watanabe, Norio Takahashi, Hirofumi Kimura | 1996-03-26 |
| 5489416 | Heat-resistant, austenitic cast steel and exhaust equipment member made thereof | Norio Takahashi | 1996-02-06 |
| 5476825 | Catalyst for polymerization of olefin and process for producing olefin polymer | Masaki Fushimi, Minoru Suzuki | 1995-12-19 |
| 5407883 | Catalyst for polymerization of olefin and process for the preparation of olefin polymer | Masaki Fushimi | 1995-04-18 |
| 5349012 | Process for preparing rubber-modified styrene resins | Masanari Fujita, Naoto Takeda, Koji Hirashima | 1994-09-20 |
| 5259887 | Heat-resistant, ferritic cast steel, exhaust equipment member made thereof | Norio Takahashi | 1993-11-09 |
| 5194220 | Austenitic cast steel and articles made thereof | Norio Takahashi | 1993-03-16 |
| 5176734 | Granular fertilizer with a decomposable coating and process for producing the same | Yoshisato Yamashita, Shigemitsu Yoshida, Katsutoshi Yamahira | 1993-01-05 |
| 5152850 | Heat-resistant, ferritic cast steel and exhaust equipment member made thereof | Norio Takahashi | 1992-10-06 |
| 5147442 | Coated granular fertilizer | Nobumasa Kosuge, Yoshisato Yamashita, Shigemitsu Yoshida, Katsutoshi Yamahira, Sayoko Miyoshi | 1992-09-15 |
| 5066337 | Thermal power transfer system using applied potential difference to sustain operating pressure difference | Pradeep Bhandari | 1991-11-19 |
| 5061440 | Ferritic heat resisting steel having superior high-temperature strength | Rikizo Watanabe | 1991-10-29 |
| 5009696 | Fertilizer with a degradative coating | Yoshisato Yamashita, Shigemitsu Yoshida, Katsutoshi Yamahira | 1991-04-23 |
| 4985208 | Polymerization reaction apparatus | Hitoshi Sugawara, Minoru Goto, Yoshitaka Sakamaki | 1991-01-15 |
| 4917738 | Steam turbine rotor for high temperature | Yusaku Takano, Akio Hizume, Yorimasa Takeda, Shushi Kinoshita, Kikuo Morita +1 more | 1990-04-17 |