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Patent applications and USPTO patent grants for Obata; Hiromi.The latest application filed is for "rotation shaft seal".
Patent | Date |
---|---|
Rotation shaft seal Grant 6,764,080 - Hosokawa , et al. July 20, 2 | 2004-07-20 |
Rotation shaft seal Grant 6,715,769 - Hosokawa , et al. April 6, 2 | 2004-04-06 |
Rotation shaft seal App 20020089125 - Hosokawa, Atsushi ;   et al. | 2002-07-11 |
Rotation shaft seal App 20020089124 - Hosokawa, Atsushi ;   et al. | 2002-07-11 |
Rotation shaft seal Grant 6,367,811 - Hosokawa , et al. April 9, 2 | 2002-04-09 |
Shaft seal App 20010030398 - Hosokawa, Atsushi ;   et al. | 2001-10-18 |
Seal for rotating shaft Grant 5,860,656 - Obata , et al. January 19, 1 | 1999-01-19 |
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