Inventor · disambiguated record
Katsuaki Ishimaru
Also filed as: ISHIMARU KATSUAKI
3 granted patents·113 citations·filing 1991–2001
74Inventor score
Top patents by PatentIndex Score
3 records- 0186US6137562ASubstrate adjuster, substrate holder and substrate holding methodNIKON CORP·Filed 1999·Granted Oct 24, 2000·82 cites·18 claims
- 0272US6606145B2Exposure apparatus, microdevice, photomask, and exposure methodNIKON CORP·Filed 2001·Granted Aug 12, 2003·18 cites·27 claims
- 0358US5263008AMagneto-optical disk device having a plurality of independently moving magneto-optical heads in the head windowTOSOH CORP·Filed 1991·Granted Nov 16, 1993·13 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →