| 5839880 |
Bearing unit, drainage pump and hydraulic turbine each incorporating the bearing unit, and method of manufacturing the bearing unit |
Ryoji Okada, Kooji Aizawa, Masayuki Yamada, Kenji Otani, Kunio Takada +1 more |
1998-11-24 |
| 5571428 |
Semiconductor leadframe and its production method and plastic encapsulated semiconductor device |
Asao Nishimura, Akihiro Yaguchi, Ichiro Anjoh, Junichi Arita, Akihiko Iwaya +1 more |
1996-11-05 |
| 5458460 |
Drainage pump and a hydraulic turbine incorporating a bearing member, and a method of manufacturing the bearing member |
Ryoji Okada, Kooji Aizawa, Masayuki Yamada, Kenji Otani, Kunio Takada +1 more |
1995-10-17 |
| 5437915 |
Semiconductor leadframe and its production method and plastic encapsulated semiconductor device |
Asao Nishimura, Akihiro Yaguchi, Ichiro Anjoh, Junichi Arita, Akihiko Iwaya +1 more |
1995-08-01 |
| 5346316 |
Bearing unit, drainage pump and hydraulic turbine each incorporating the bearing unit |
Ryoji Okada, Kooju Aizawa, Masayuki Yamada, Kenji Otani, Kunio Takada +1 more |
1994-09-13 |
| 5304045 |
Closed type motor-driven compressor, a scroll compressor and a scroll lap machining end mill |
Nobutoshi Hoshino, Kazuo Ikeda, Kooichi Inaba, Shigeya Kawaminami, Atushi Shimada +9 more |
1994-04-19 |
| 5295045 |
Plastic-molded-type semiconductor device and producing method therefor |
Makoto Kitano, Asao Nishimura, Akihiro Yaguchi, Nae Yoneda, Maya Obata +1 more |
1994-03-15 |
| 5168097 |
Laser deposition process for forming an ultrafine-particle film |
Takeshi Araya, Akira Matsunawa, Seiji Katayama, Susumu Hioki, Ryoji Okada |
1992-12-01 |
| 4855102 |
Sintering method |
Ryoji Okada, Takeshi Araya, Susumu Hioki |
1989-08-08 |
| 4610718 |
Method for manufacturing ultra-fine particles |
Takeshi Araya, Ryoji Okada, Yoshiro Ibaraki, Susumu Hioki, Masatoshi Kanamaru +1 more |
1986-09-09 |
| 4244751 |
Method for melt nitriding of aluminum or its alloy |
Susumu Hioki, Toshihiro Yamada, Kazuyoshi Hatano, Shoji Imanaga |
1981-01-13 |