Hitachi Nuclear Engineering Co., Ltd.
Patent Owner
Stats
- 2 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- May 12, 1998 most recent publication
Details
- 2 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 149 Total Citation Count
- May 31, 1991 Earliest Filing
- 5 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5749384 Method and apparatus for performing preventive maintenance on the bottom portion of a reactor pressure vessel using cavitation bubblesExpiredMar 24, 95May 12, 98[B08B]
5663502 Method and apparatus for measuring thickness of layer using acoustic wavesExpiredOct 18, 95Sep 02, 97[G01N]
5140165 Vessel for solidification treatment of radioactive waste pelletsExpiredMay 31, 91Aug 18, 92[G21F]
Top Inventors for This Owner
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