Inventor · name-matched record
YANAGIHARA AI
1 granted patent·1 pending application·0 citations·filing 2020–2023
7Inventor score
This identity is grouped by exact name match (no disambiguated inventor record was available for these filings) — it may combine same-named inventors.
Top patents by PatentIndex Score
2 records- 0158US12541145B2Photomask, optical-waveguide, optical circuit and method of manufacturing an optical-waveguideNTT INC·Filed 2020·Granted Feb 3, 2026·0 cites·8 claims
- 0254US2026043965A1Planar Lightwave Circuit Lattice Filter and Optical Transmitter Module Using ThereofNIPPON TELEGRAPH & TELEPHONE·Filed 2023·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when YANAGIHARA AI files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: exact name match across USPTO filings. How scoring works →