Technology Hotbed · Climate & Environment
Water Treatment
Data as of 12 Oct 2026Methodology
Momentum: ▲ Rising
Across fully-published filing years - the current year is still publishing and is left out of the signal.
102
Patents
21
Startups matched
27
Foreign filers
Startup counts are name-matched candidates, not ownership records - see methodology. Methodology
Startups working on water treatment
Deep-tech startups with a patent tagged this technology
INPHLOX WATER SYSTEMS PRIVATE LIMITED
Mumbai · Climate & Environment
Openwater.in Private Limited
Bengaluru · Climate & Environment
ADITYA BIOINNOVATION PRIVATE LIMITED
Nagpur · Agri & Food
AMIMA PROJECTS PRIVATE LIMITED
Mumbai · Climate & Environment
ARIVATION HEALTHCARE PRIVATE LIMITED
Kolkata · Health & Life Sciences
BALDOTA ENVIROCARE PRIVATE LIMITED
Ballari · Climate & Environment
BEFACH 4X PRIVATE LIMITED
Hyderabad · Climate & Environment
CET ENVIRO PRIVATE LIMITED
Pune · Climate & Environment
EPIONE SWAJAL SOLUTIONS INDIA LLP
Chennai · Health & Life Sciences
EXPOSOME PRIVATE LIMITED
Mumbai · Climate & Environment
FIXITY GREEN PRIVATE LIMITED
Ranga Reddy · Materials & Nanotech
LAMS AUTOMATION PRIVATE LIMITED
The Nilgiris · Health & Life Sciences
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 |
|---|---|
| Maharashtra | 3 |
| Tamil Nadu | 3 |
| Karnataka | 2 |
| Delhi | 1 |
| Haryana | 1 |
| Gujarat | 1 |
| Uttar Pradesh | 1 |
See water treatment 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 | 12 | 2 |
| 2023 | 23 | 8 |
| 2024 | 31 | 10 |
| 2025 | 23 | 3 |
| 2026partial | 6 | 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 JAIDEV KUMARIN · 2
- DR RAJA MIN · 2
- DR RAJEEV RANJANIN · 2
- AMICURES RESEARCHIN · 1
- DEENADHAYALAN RAJALAKSHMIIN · 1
- DR BRAMHA GUPTAIN · 1
Educational institutes (6) - ranked by grant rate (share of filings granted, sample-adjusted), not filing volume
- CHAIRMAN DEFENCE RESEARCH AND DEVELOPMENT ORGANIZATION1 of 1 granted
- CHETTINAD ACADEMY OF RESEARCH AND EDUCATION1 of 1 granted
- INDIAN INSTITUTE OF TECHNOLOGY GUWAHATI1 of 1 granted
- INDIAN INSTITUTE OF TECHNOLOGY HYDERABAD1 of 1 granted
- INDIAN INSTITUTE OF TECHNOLOGY MADRAS1 of 1 granted
- NATIONAL INSTITUTE OF TECHNOLOGY KARNATAKA1 of 1 granted
Top inventors in this technology
The most prolific inventors filing in this technology, each linking to their full patent history.