Inventor · disambiguated record
Tadao Ishikawa
Also filed as: ISHIKAWA TADAO
6 granted patents·111 citations·filing 1990–2011
84Inventor score
Files withTENRYU SEIKYO KABUSHIKI KAISHA2ASAOKA CO LTD1FUJIKOSHI KK1IWATSU ELECTRIC CO LTD1KUZUMAKI ATSUHIKO1
Top patents by PatentIndex Score
6 records- 0188US8649198B2Power conversion deviceKUZUMAKI ATSUHIKO·Filed 2011·Granted Feb 11, 2014·27 cites·20 claims
- 0278US5123217ADrill for use in drilling hard and brittle materialsFUJIKOSHI KK·Filed 1990·Granted Jun 23, 1992·45 cites·3 claims
- 0366US6526960B2Wire-saw and method for manufacturing the sameASAOKA CO LTD·Filed 2001·Granted Mar 4, 2003·15 cites·3 claims
- 0463US6579332B1Metal-bonded grinding tool and manufacturing method thereforTENRYU SEIKYO KABUSHIKI KAISHA·Filed 2000·Granted Jun 17, 2003·11 cites·2 claims
- 0547US6994614B2Metal-bonded grinding toolTENRYU SEIKYO KABUSHIKI KAISHA·Filed 2003·Granted Feb 7, 2006·2 cites·5 claims
- 0637US5289206ARecording paper feeding portion in an XY plotterIWATSU ELECTRIC CO LTD·Filed 1991·Granted Feb 22, 1994·11 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Tadao Ishikawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →