Inventor · name-matched record
TAKAHASHI HIROSHI
3 granted patents·5 pending applications·0 citations·filing 2018–2025
42Inventor score
Files withDEXERIALS CORP2GEMOLOGICAL INST OF AMERICA INC GIA2NIPPON TELEGRAPH & TELEPHONE2NTT INC1UNIV TOHOKU1
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
8 records- 0175US12560535B2Ultraviolet-visible absorption spectroscopy for gemstone identificationGEMOLOGICAL INST OF AMERICA INC GIA·Filed 2023·Granted Feb 24, 2026·0 cites·17 claims
- 0270US2026049917A1Particle size distribution estimation device, particle size distribution estimation method, and non-transitory computer-readable medium storing particle size distribution estimation programUNIV TOHOKU·Filed 2025·Application pending·0 cites
- 0368US2026035570A1Anti-reflective black paint composition and optical deviceDEXERIALS CORP·Filed 2025·Application pending·0 cites
- 0465US12590902B2High clarity gemstone facet and internal imaging analysisGEMOLOGICAL INST OF AMERICA INC GIA·Filed 2023·Granted Mar 31, 2026·0 cites·11 claims
- 0561US12576628B2Method for manufacturing image display device, photocurable resin composition, and light transmitting cured resin layerDEXERIALS CORP·Filed 2018·Granted Mar 17, 2026·0 cites·21 claims
- 0660US2026029256A1Optical path testing device and optical path testing methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
- 0753US2026043685A1Optical path testing device and optical path testing methodNTT INC·Filed 2022·Application pending·0 cites
- 0853US2026036489A1Differential mode delay measuring device and methodNIPPON TELEGRAPH & TELEPHONE·Filed 2022·Application pending·0 cites
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Identity basis: exact name match across USPTO filings. How scoring works →