Technology Hotbed · Materials & Nanotech
Corrosion-Resistant Coatings
Data as of 11 Oct 2026Methodology
Momentum: ▲ Rising
Across fully-published filing years - the current year is still publishing and is left out of the signal.
56
Patents
1
Startups matched
15
Foreign filers
Startup counts are name-matched candidates, not ownership records - see methodology. Methodology
Startups working on corrosion-resistant coatings
Deep-tech startups with a patent tagged this technology
INM TECHNOLOGIES PRIVATE LIMITED
Bengaluru Urban · Materials & Nanotech
A sample of matched deep-tech startups - Startup counts are name-matched candidates, not ownership records - see methodology. Methodology
Deep-tech basis: site-backed (own website fetched and read), IP-backed (patent or design filed in its own name), web-backed (described elsewhere on the open web), registry only (registry description alone). How this is decided
Where it clusters
Matched startups by state
| State | Startups mapped |
|---|---|
| Uttar Pradesh | 2 |
| Delhi | 1 |
| Karnataka | 1 |
| Madhya Pradesh | 1 |
See corrosion-resistant coatings on the India map → Where its patents are filed, state by state and city by city, with companies, institutes and individual inventors apart.
Filing momentum
Filings by year - recent years still publishing
| Year | Filings | Foreign |
|---|---|---|
| 2022 | 4 | 2 |
| 2023 | 16 | 7 |
| 2024 | 14 | 9 |
| 2025 | 15 | 8 |
| 2026partial | 5 | 3 |
Patents publish ~18 months after they're filed, so the current year is always incomplete. The Rising / Steady / Cooling signal ignores it and compares only fully-published years - read a dip in the latest year as data still coming in, not a decline.
Who's filing
Indian companies lead - institutes & foreign kept separate
- DR SAMRAT PAULIN · 1
- DR SOURAV DEBNATHIN · 1
- DR SUJAN KRISHNA SAMANTAIN · 1
- DR UJJWAL GHOSHIN · 1
- MRS AMITA DEBNATHIN · 1
- VISHAL SINGHIN · 1
Educational institutes (6) - ranked by grant rate (share of filings granted, sample-adjusted), not filing volume
Top inventors in this technology
The most prolific inventors filing in this technology, each linking to their full patent history.