Tour engine Inc
High-efficiency split-cycle internal combustion engine with integrated thermal management and combined heat and power system
- Sector
- Energy
- Headquarters
- San Diego, CA
- Founded
- 2005
- Latest Form D
- $514K, Oct 2009
- Total capital
- $514K
- Federal grants
- None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
- Private capital raised
- $514K
- 1 Form D · last Oct 2009
- 204 months since last filing
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- 9
- 7 pending · first 2015
- Rank in peer group#23 of 151
Capital timeline
Latest events
- Private capital raisedForm D · SEC · 1st filing$514K
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 151 peers
Line = medianEnergy · Device
- Granted patents#23 · top 15%
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
From SEC Form D filings- Benjamin TourExecutive Officer, DirectorNamed in SEC Form D filings
- Oded TourExecutive Officer, DirectorNamed in SEC Form D filings
- Shlomo CaspiExecutive Officer, DirectorNamed in SEC Form D filings
What it has protected
USPTO · 9 granted of 16- GrantedTransfer Mechanism For A Split-cycle EngineUSPTOUS 11,668,231
- GrantedSpool Shuttle Crossover Valve And Combustion Chamber In Split-cycle EngineUSPTOUS 11,230,965
- GrantedSpool Shuttle Crossover Valve And Combustion Chamber In Split-cycle EngineUSPTOUS 10,598,080
Show all 16 patent records
- Transfer Mechanism For A Split-cycle EngineJun 6, 2023 · US 11,668,231Granted
- Spool Shuttle Crossover Valve And Combustion Chamber In Split-cycle EngineJan 25, 2022 · US 11,230,965Granted
- Spool Shuttle Crossover Valve And Combustion Chamber In Split-cycle EngineMar 24, 2020 · US 10,598,080Granted
- Split Cycle Engine With Crossover Shuttle ValveAug 13, 2019 · US 10,378,431Granted
- Variable Volume Transfer Shuttle Capsule And Valve MechanismApr 9, 2019 · US 10,253,724Granted
- Spool Shuttle Crossover Valve And Combustion Chamber In Split-cycle EngineOct 23, 2018 · US 10,107,178Granted
- Crossover Valve In Double Piston Cycle EngineJun 27, 2017 · US 9,689,307Granted
- Spool Shuttle Crossover Valve In Spilt-cycle EngineSep 6, 2016 · US 9,435,233Granted
- Crossover Valve In Double Piston Cycle EngineAug 4, 2015 · US 9,097,178Granted
- Variable Volume Transfer Shuttle Capsule And Valve MechanismApplication PCTUS2015011856Pending
- Spool Shuttle Crossover Valve And Combustion Chamber In Split-cycle EngineApplication PCTUS2014047076Pending
- Crossover Valve In Double Piston Cycle EngineApplication PCTUS2012067477Pending
- Steam Enhanced Double Piston Cycle EngineApplication PCTUS2006014426Pending
- Two-piston Transfer Mechanism For A Split-cycle EngineApplication 62758380Pending
- Double Piston Cycle EngineApplication PCTUS2006008526Pending
- Transfer Mechanism For A Split-cycle EngineApplication PCTUS2019060627Pending
Related companies, and why
- Oncore Microgrid, LLCSimilar federal contract value in Energy · null in contracts
- Calnetix Technologies, LLCSimilar federal contract value in Energy · null in contracts
- Hillcrest Energy Technologies Ltd.Similar federal contract value in Energy · null in contracts
- H NU SOLAR LLCSimilar federal contract value in Energy · null in contracts
- Solaria CorpSimilar federal contract value in Energy · null in contracts
- Hyliion Inc.Similar federal contract value in Energy · null in contracts
Regulatory activity · Energy
- Air Plan Approval; Michigan; Redesignation and Maintenance Plan for the Partial St. Clair 2010 1-Hour Sulfur Dioxide (SO2) NAAQS Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Delaware; 2006 24-Hour Fine Particulate Matter Limited Maintenance Plan for the Philadelphia Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Oklahoma; Updates to the State Implementation Plan for New Source Review Permitting and General SIP ProvisionsEnvironmental Protection Agency
- List of Approved Spent Fuel Storage Casks: NAC International, Inc., MAGNASTOR® Storage System, Certificate of Compliance No. 1031, Amendment Nos. 16 and 17 and Revisions to Amendment Nos. 0 Through 16Nuclear Regulatory Commission
- Epyrifenacil; Pesticide TolerancesEnvironmental Protection Agency
- Fluoxapiprolin; Pesticide TolerancesEnvironmental Protection Agency
Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.
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 .