Technology Hotbed · Climate & Environment
photocatalytic dye degradation
Momentum: ▲ Rising
Across fully-published filing years — the current year is still publishing and is left out of the signal.
58
Patents
0
Startups matched
0
Foreign filers
Startup counts are name-matched candidates, not ownership records — see methodology. Methodology
Where it clusters
Matched startups by state
| State | Startups mapped |
|---|---|
| Bihar | 4 |
| Jharkhand | 3 |
| Delhi | 2 |
| Uttar Pradesh | 2 |
| Arunachal Pradesh | 1 |
| Tamil Nadu | 1 |
| West Bengal | 1 |
Filing momentum
Filings by year — recent years still publishing
| Year | Filings | Foreign |
|---|---|---|
| 2022 | 2 | 0 |
| 2023 | 13 | 0 |
| 2024 | 11 | 0 |
| 2025 | 25 | 0 |
| 2026partial | 7 | 0 |
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
- GAURAV K. SUKHADEVEIN · 2
- Rupesh S GedamIN · 2
- Amol Vijay SonawaneIN · 1
- Dhanshri Vishal PatilIN · 1
- Dr. Zagabathuni Venkata Panchakshari MurthyIN · 1
- Mrs. SHILPA R. GEDAMIN · 1
Educational institutes (6) — ranked by grant rate (share of filings granted, sample-adjusted), not filing volume
- D.Y.PATIL EDUCATION SOCIETY (DEEMED TO BE UNIVERSITY) KASABA BAWADA,KOLHAPUR1 of 1 granted
- INDIAN INSTITUTE OF TECHNOLOGY (BANARAS HINDU UNIVERSITY), VARANASI1 of 1 granted
- Indian Institute of Technology Indore1 of 1 granted
- Jaypee Institute of Information Technology [JIIT]1 of 1 granted
- PANJAB UNIVERSITY, CHANDIGARH1 of 1 granted
- S. V. National Institute of Technology1 of 1 granted
Top inventors in this technology
The most prolific inventors filing in this technology, each linking to their full patent history.