Inventor · disambiguated record
Takazumi Ishizu
Also filed as: ISHIZU TAKAZUMI
6 granted patents·2 pending applications·172 citations·filing 1986–2005
86Inventor score
Top patents by PatentIndex Score
8 records- 0185US4704139AMethod and apparatus for separating gasesHITACHI LTD·Filed 1986·Granted Nov 3, 1987·49 cites·10 claims
- 0279US4746343AMethod and apparatus for gas separationHITACHI LTD·Filed 1986·Granted May 24, 1988·38 cites·23 claims
- 0377US4746332AProcess for producing high purity nitrogenHITACHI LTD·Filed 1986·Granted May 24, 1988·36 cites·5 claims
- 0464US6482747B1Plasma treatment method and plasma treatment apparatusHITACHI LTD·Filed 1998·Granted Nov 19, 2002·22 cites·19 claims
- 0550US2006060300A1Plasma treatment methodTAKAHASHI KAZUE·Filed 2005·Application pending·0 cites
- 0649US6156663AMethod and apparatus for plasma processingHITACHI LTD·Filed 1996·Granted Dec 5, 2000·16 cites·11 claims
- 0743US5122175AMethod of and apparatus for producing superpure nitrogenHITACHI LTD·Filed 1990·Granted Jun 16, 1992·11 cites·28 claims
- 0841US2003060054A1Plasma treatment methodFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →