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Attotude Inc.

MENLO PARK, CA · Founded 2024 · Semiconductors · Private

Terahertz (THz) radio over wire interconnect technology for high-speed data connections

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Updated · attotude.com

Sector
Semiconductors
Headquarters
MENLO PARK, CA
Founded
2024
Latest Form D
$49.7M, Jun 2026
Total capital
$140M
Federal grants
None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
Private capital raised
$140M
4 Form D · last Jun 2026
5 months since last filing
Federal contracts
None on recordNo federal contract awards found.
Granted patents
2
38 pending · first 2025
Rank in peer group#88 of 224

Capital timeline

202420252026FEDERAL ↑EQUITY ↓Cumulative $140M2nd Form D$28.8M3rd Form D$50M4th Form D$49.7M
202420252026FEDERAL ↑EQUITY ↓Cumulative $140M2nd Form D$28.8M3rd Form D$50M

Latest events

  • Private capital raisedForm D · SEC · 4th filing$49.7M
  • Private capital raisedForm D · SEC · 3rd filing$50M
  • Private capital raisedForm D · SEC · 2nd filing$28.8M
  • Private capital raisedForm D · SEC · 1st filing$11.3M

Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.

Standing among 224 peers

Line = median

Semiconductors · Device

  • Granted patents#88 · top 39%

Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.

Founders and team

Researcher links verified by same-company patents and grants
  • David WelchResearcherExecutive Officer, DirectorLinked by 1 patent
  • Basil AlwanDirectorNamed in SEC Form D filings
  • Joy LaskarExecutive Officer, DirectorNamed in SEC Form D filings
  • Peter WagnerDirectorNamed in SEC Form D filings

What it has protected

USPTO · 2 granted of 40
  • PendingLinear Modulator For Signaling At Thz FrequenciesUSPTOApplication 19566194
  • PendingRepeated Thz LinkUSPTOApplication 19551136
  • PendingCoherent Electrical Serdes In The Thz RangeUSPTOApplication 19439103
Show all 40 patent records
  • Linear Modulator For Signaling At Thz FrequenciesSep 17, 2026 · Application 19566194Pending
  • Repeated Thz LinkAug 27, 2026 · Application 19551136Pending
  • Coherent Electrical Serdes In The Thz RangeJul 9, 2026 · Application 19439103Pending
  • Monolithic Interposer Having A Low-loss Thz WaveguideMay 28, 2026 · Application 19397267Pending
  • Tbps Data Throughput At Thz Freq Using Chiplet ArchitectureMay 21, 2026 · Application 19394300Pending
  • Antenna For Wideband Terahertz (thz) LinkMay 14, 2026 · Application 19176904Pending
  • Systems And Methods For Thz Signal SourceFeb 19, 2026 · Application 18986358Pending
  • Fiber-coupled Terahertz Transceiver SystemJan 8, 2026 · Application 19268747Pending
  • Fiber-coupled Terahertz RF Transceiver System Having An Air Dielectric TwinaxDec 18, 2025 · Application 19239358Pending
  • Thz RF Interconnect SystemOct 23, 2025 · Application 19098749Pending
  • Fiber-coupled Terahertz Transceiver SystemAug 26, 2025 · US 12,401,424Granted
  • Method Of Making A Carbon Doped Electromagnetic Wave AbsorberAug 7, 2025 · Application 19094427Pending
  • Electronic Coherent Transceiver For High Bandwidth Data CommunicationJul 17, 2025 · Application 19096219Pending
  • High Efficiency Antenna At Thz RegimeJul 10, 2025 · Application 19095980Pending
  • Assembly Having An Electromagnetic Wave Absorber And Methods Of Manufacture And Use ThereofJul 10, 2025 · Application 19094358Pending
  • Helical Antenna Array To Form Linearly Polarized Waveform At Thz FrequenciesJul 10, 2025 · Application 19094120Pending
  • Helix antenna feed structure with coaxial impedance controlJun 24, 2025 · US 12,341,243Granted
  • Fiber-coupled Terahertz Transceiver SystemMay 1, 2025 · Application 18927535Pending
  • Thz RF Interconnect SystemApplication 63666886Pending
  • Electronic Coherent Transceiver For High Bandwidth Data CommunicationApplication 63661437Pending
  • Fiber-coupled Terahertz RF Transceiver System Having An Air Dielectric TwinaxApplication 63660152Pending
  • Assembly Having An Electromagnetic Wave Absorber And Methods Of Manufacture And Use ThereofApplication 63658162Pending
  • Helical Antenna Array To Form Linearly Polarized Waveform At Thz FrequenciesApplication 63655823Pending
  • High-efficiency Antenna At Thz RegimeApplication 63575162Pending
  • Fiber-coupled Terahertz RF Transceiver SystemApplication 63593874Pending
  • Assembly Having An Electromagnetic Wave Absorber And Methods Of Manufacture And Use ThereofApplication 63658176Pending
  • Coherent Electrical Serdes In The Thz RangeApplication PCTUS2026010056Pending
  • Monolithic Interposer Having A Low-loss Thz WaveguideApplication PCTUS2025056647Pending
  • Tbps Data Throughput At Thz Freq Using Chiplet ArchitectureApplication PCTUS2025056060Pending
  • Systems And Methods For Thz Signal SourceApplication PCTUS2025041996Pending
  • Fiber-coupled Terahertz RF Transceiver System Having An Air Dielectric TwinaxApplication PCTUS2025033813Pending
  • Coherent Electrical Serdes In The Thz RangeApplication 63741668Pending
  • Terahertz-range Landing Connector For Integrated Circuit To Optical Fiber InterfaceApplication 63723941Pending
  • Tbps Data Throughput At Thz Freq Using Chiplet ArchitectureApplication 63722329Pending
  • Antenna For Wideband Terahertz (thz) LinkApplication 63720531Pending
  • Fiber-coupled Terahertz Transceiver SystemApplication PCTUS2024053093Pending
  • Repeated Thz LinkApplication PCTUS2026016881Pending
  • RF Fiber With Multi-purpose Or Dedicated Metalized Conduit Enabling Uni-directional And/or Bi-directional Out-of-band Control Communication ChannelApplication PCTUS2026012720Pending
  • Linear Modulator For Signaling At Thz FrequenciesApplication 63771261Pending
  • Repeated Thz LinkApplication 63763726Pending

Related companies, and why

  • CiDRA Holdings LLCSimilar federal contract value in Semiconductors · null in contracts
  • i5 Technologies, Inc.Similar federal contract value in Semiconductors · null in contracts
  • GANIFY LLCSimilar federal contract value in Semiconductors · null in contracts
  • DISTRIBUTED SPECTRUM LLCSimilar federal contract value in Semiconductors · null in contracts
  • Harper LaboratoriesSimilar federal contract value in Semiconductors · null in contracts
  • Integrated Biometrics, LLCSimilar federal contract value in Semiconductors · null in contracts

Sources

Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.

How to read this page

Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.

Data freshness

SEC Form D filings through . SBIR and STTR awards through .