DH

David Holden

PL Pilkington Group Limited: 2 patents #7 of 32Top 25%
📍 Orrell, CA: #1 of 1 inventorsTop 100%
Overall (2017): #160,257 of 506,227Top 35%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9789667 Fire resistant glazing Karikath Sukumar Varma, John Richard Holland, Stephen Ian Bond 2017-10-17
9546514 Method for the production of fire resistant glazings Karikath Su Varma, John Richard Holland 2017-01-17