Technology Hotbed · Climate & Environment
waste management
Momentum: ▲ Rising
Across fully-published filing years — the current year is still publishing and is left out of the signal.
147
Patents
4
Startups matched
4
Foreign filers
Startup counts are name-matched candidates, not ownership records — see methodology. Methodology
Startups working on waste management
Deep-tech startups with a patent tagged this technology
NURTURING TATVAS AGROCARE PRIVATE LIMITED
Salumbar · Materials & Nanotech
TRASHMAN PRIVATE LIMITED
Bengaluru · Climate & Environment
Vipin Kumar
Ghaziabad · Health & Life Sciences
VITAL CARBON PRIVATE LIMITED
Ghaziabad · Climate & Environment
A sample of matched deep-tech startups — Startup counts are name-matched candidates, not ownership records — see methodology. Methodology
Where it clusters
Matched startups by state
| State | Startups mapped |
|---|---|
| Uttar Pradesh | 4 |
| Karnataka | 2 |
| Tamil Nadu | 2 |
| Bihar | 1 |
| Maharashtra | 1 |
| Delhi | 1 |
| Himachal Pradesh | 1 |
Filing momentum
Filings by year — recent years still publishing
| Year | Filings | Foreign |
|---|---|---|
| 2022 | 21 | 0 |
| 2023 | 43 | 0 |
| 2024 | 43 | 1 |
| 2025 | 32 | 1 |
| 2026partial | 5 | 2 |
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. B. NagarajIN · 5
- Abinaya VIN · 2
- KAVITHA RIN · 2
- Sharath RIN · 2
- A. Narendra SaiIN · 1
- A.KalaiarasiIN · 1
Educational institutes (6) — ranked by grant rate (share of filings granted, sample-adjusted), not filing volume
- Aarupadai Veedu Institute of Technology (AVIT), Vinayaka Missions Research Foundation.1 of 1 granted
- Raghu Engineering College1 of 1 granted
- Raghu Institute of Technology1 of 1 granted
- Shri Ramswaroop Memorial College of Engineering and Management, Lucknow1 of 1 granted
- Chandigarh University1 of 2 granted
- KALASALINGAM ACADEMY OF RESEARCH AND EDUCATION1 of 7 granted
Top inventors in this technology
The most prolific inventors filing in this technology, each linking to their full patent history.