KB

Killakathu Ramanathan Babu

UN Unknown: 3 patents #39 of 3,065Top 2%
Overall (2023): #71,722 of 537,848Top 15%
3
Patents 2023

Issued Patents 2023

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11845633 Overload valve assembly for a pneumatic vacuum elevator — 2023-12-19
11814267 Seal assembly for a pneumatic vacuum elevator — 2023-11-14
11802021 Locking device for a guide rail and a method thereof — 2023-10-31