Inventor · disambiguated record
Ryokichi Yoshizawa
Also filed as: YOSHIZAWA RYOKICHI
4 granted patents·1 pending application·114 citations·filing 1994–2004
80Inventor score
Technology areasG06F
Files withHITACHI LTD4
Top patents by PatentIndex Score
5 records- 0189US6715016B1Multiple operating system control methodHITACHI LTD·Filed 2000·Granted Mar 30, 2004·54 cites·9 claims
- 0280US6892261B2Multiple operating system control methodHITACHI LTD·Filed 2004·Granted May 10, 2005·24 cites·29 claims
- 0346US5579508AMain memory managing method and apparatus in which main memory is partitioned into three distinct areasHITACHI LTD·Filed 1994·Granted Nov 26, 1996·19 cites·16 claims
- 0444US2003154337A1Multiple operating system control methodFiled 2003·Application pending·0 cites
- 0541US5787464AComputer system including a dual memory configuration which supports on-line memory extraction and insertionHITACHI LTD·Filed 1997·Granted Jul 28, 1998·17 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →