PH

Petrus Adrianus Josephus Holten

Philips: 12 patents #281 of 7,731Top 4%
U.S. Philips: 9 patents #336 of 8,851Top 4%
Koniniklijke Philips N.V.: 6 patents #1,259 of 7,486Top 20%
Overall (All Time): #146,971 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4803394 Lamp vessel for multiple lamp types — 1989-02-07
4788469 Multi-use lamp vessel and an incandescent lamp — 1988-11-29