| # | Country | Total Patents | |
|---|---|---|---|
| #1 | India | 23 | |
| #2 | France | 2 | |
| #3 | United States | 2 | |
| #4 | Germany | 1 | |
| #5 | United Kingdom | 1 | |
| #6 | New Zealand | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Civil engineering | |
| #3 | Machine tools | |
| #4 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Cranes | |
| #2 | Foundations and excavations | |
| #3 | Soldering, welding and flame cutting | |
| #4 | Machines for artistic work |
| # | Name | Total Patents |
|---|---|---|
| #1 | Singhal Umesh | 3 |
| #2 | Mehra Surinder Mohan | 2 |
| #3 | Karmakar Jadunath | 2 |
| #4 | Chatterjee Amit | 2 |
| #5 | Ghoshal Naresh Chandra | 2 |
| #6 | Gadh Dharambir | 2 |
| #7 | Krishna Naishadham Venkata Sur | 2 |
| #8 | Karmakar Abhoy Pada | 2 |
| #9 | Kuka Kai-Kobad S | 2 |
| #10 | Chattopadhyay Amitabha | 2 |
| Publication | Filing date | Title |
|---|---|---|
| NZ196878A | Producing sponge iron in rotary kiln | |
| DE2334309A1 | Code marking for bars blocks or plates - self aligning roller to accommodate metal irregularities | |
| US2554036A | Magnetic hoist controller for traveling cranes | |
| US2509153A | Electrically operated overhead traveling crane | |
| GB639560A | Improvements relating to the manufacture of steel sheet piling of z- or like shaped section |