Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
PB

Peter Klaus Bachmann

U.S. Philips: 13 patents #158 of 8,851Top 2%
Philips: 10 patents #376 of 7,731Top 5%
Koniniklijke Philips N.V.: 5 patents #1,464 of 7,486Top 20%
Ziegenrück, DE: #1 of 8 inventorsTop 15%
Overall (All Time): #138,839 of 4,157,543Top 4%
28 Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
4802733 Fluorine-doped optical fibre and method of manufacturing such fibre Peter E. E. Geittner, Dieter Leers, Howard J. C. Wilson 1989-02-07
4784466 Optical transmission system comprising a radiation source and a multipleclad monomode optical transmission fibre with a negative-step index profile Giok D. Khoe 1988-11-15
4468413 Method of manufacturing fluorine-doped optical fibers 1984-08-28