Technology Hotbed · Climate & Environment
Waste Management
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.
147
Patents
6
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
DEVOUT EMINENCE PRIVATE LIMITED
Yamunanagar · Health & Life Sciences
GREENGINE ENVIRONMENTAL TECHNOLOGIES PRIVATE LIMITED
Kanpur Nagar · Health & Life Sciences
NURTURING TATVAS AGROCARE PRIVATE LIMITED
Salumbar · Materials & Nanotech
PINNACLE MOBILITY SOLUTIONS PRIVATE LIMITED
Pune · Mobility & Transport
TRASHMAN PRIVATE LIMITED
Bengaluru · Climate & Environment
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
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 | 4 |
| Karnataka | 2 |
| Tamil Nadu | 2 |
| Bihar | 1 |
| Maharashtra | 1 |
| Delhi | 1 |
| Himachal Pradesh | 1 |
See waste management 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 | 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 SIN · 2
- SHARATH PIN · 2
- V KAVITHAIN · 2
- ARAVIND SIN · 1
- DR JOHN PAUL MARTININ · 1
Educational institutes (6) - ranked by grant rate (share of filings granted, sample-adjusted), not filing volume
- AARUPADAI VEEDU INSTITUTE OF TECHNOLOGY VINAYAKA MISSION S RESEARCH FOUNDATION1 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
Foreign filers (4)
Top inventors in this technology
The most prolific inventors filing in this technology, each linking to their full patent history.