Inventor · disambiguated record
Ayumi Kihara
Also filed as: KIHARA AYUMI
5 granted patents·1 pending application·11 citations·filing 2006–2025
67Inventor score
Top patents by PatentIndex Score
6 records- 0178US12252803B2N-type silicon single crystal production method, n-type silicon single crystal ingot, silicon wafer, and epitaxial silicon waferSUMCO CORP·Filed 2023·Granted Mar 18, 2025·0 cites·3 claims
- 0272US2025179682A1N-type silicon single crystal production method, n-type silicon single crystal ingot, silicon wafer, and epitaxial silicon waferSUMCO CORP·Filed 2025·Application pending·0 cites
- 0364US8130386B1Position measuring methodHAYASHIDA TOSHIO·Filed 2006·Granted Mar 6, 2012·11 cites·2 claims
- 0458US11702760B2N-type silicon single crystal production method, n-type silicon single crystal ingot, silicon wafer, and epitaxial silicon waferSUMCO CORP·Filed 2018·Granted Jul 18, 2023·0 cites·3 claims
- 0540US8361223B2Method for measuring liquid level in single crystal pulling apparatus employing CZ methodSUMCO TECHXIV CORP·Filed 2008·Granted Jan 29, 2013·0 cites·4 claims
- 0640US8115908B2Position measuring device and position measuring method in semiconductor single crystal manufacturing deviceHAYASHIDA TOSHIO·Filed 2008·Granted Feb 14, 2012·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Ayumi Kihara 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 →