Inventor · disambiguated record
Kiyofumi Ishikawa
Also filed as: ISHIKAWA KIYOFUMI
5 granted patents·89 citations·filing 1992–2003
83Inventor score
Top patents by PatentIndex Score
5 records- 0172US5387292ACorrosion resistant stainless steelISHIKAWAJIMA HARIMA HEAVY IND·Filed 1992·Granted Feb 7, 1995·24 cites·9 claims
- 0269US5426278ALaser irradiating torchISHIKAWAJIMA HARIMA HEAVY IND·Filed 1993·Granted Jun 20, 1995·27 cites·11 claims
- 0367US6991150B2Method of build up welding to thin-walled portionISHIKAWAJIMA INSPECTION & INST·Filed 2003·Granted Jan 31, 2006·10 cites·8 claims
- 0460US5496422ACorrosion resistant stainless steelISHIKAWAJIMA HARIMA HEAVY IND·Filed 1994·Granted Mar 5, 1996·15 cites·11 claims
- 0557US5196272ACorrosion resistant stainless steelISHIKAWAJIMA HARIMA HEAVY IND·Filed 1992·Granted Mar 23, 1993·13 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →