Inventor · disambiguated record
Kazuo Ishiyama
Also filed as: ISHIYAMA KAZUO
5 granted patents·30 citations·filing 1986–2018
71Inventor score
Top patents by PatentIndex Score
5 records- 0184US4671499ATundish for continuous casting of free cutting steelNIPPON STEEL CORP·Filed 1986·Granted Jun 9, 1987·24 cites·6 claims
- 0283US9217835B2Photoelectric conversion module and transmission apparatus using the sameHITACHI METALS LTD·Filed 2014·Granted Dec 22, 2015·6 cites·14 claims
- 0350US10247660B2Laser displacement meter and laser ultrasonic inspection apparatus using the sameHITACHI LTD·Filed 2018·Granted Apr 2, 2019·0 cites·8 claims
- 0444US10921290B2Laser ultrasonic testingHITACHI LTD·Filed 2018·Granted Feb 16, 2021·0 cites·10 claims
- 0540US10533974B2Laser measuring device and laser ultrasonic deviceHITACHI LTD·Filed 2017·Granted Jan 14, 2020·0 cites·14 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →