The Official InventHelp® Site | Have an Invention Idea?
广告We Help Everyday Inventors Patent And Submit Ideas To Companies! Free Info. With Ov…For Everyday Inventors · Helping Since 1984 · Submission to Companies · Variety of Services
Service catalog: Patent referrals, Invention submission, Website development1900 Polaris Parkway Suite 450, Columbus · 12.5 英里 · (614) 215-9972
Hydrogen Technology | Hydrogen Power
广告See How Hydrogen Is Suitable For Heat-Intensive Industries Like Steel And Chemicals. H…Deliver Climate Solutions · Sustainable Energy Tech · Goal of a Net-Zero Future
Types: Emissions, Global Energy, Carbon Capture & Storage, Blue Hydrogen, Natural Gas

反馈