JK

Jean Kieffer

MG Merlin Gerin: 4 patents #14 of 236Top 6%
AI Acheson Industries: 1 patents #18 of 28Top 65%
Overall (All Time): #1,047,827 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6015586 Cold dry plating process for forming a polycrystalline structure film of zinc-iron by mechanical projection of a composite material Shigeru Omori 2000-01-18
4748303 Isolating switch of a high voltage metalclad installation 1988-05-31
4739254 Voltage measuring device of a high voltage metalclad installation Georges Henry, Robert Girard 1988-04-19
4543712 Process for assembling a clad busbar of an electrical installation Georges Henry 1985-10-01
4477691 High tension metal-clad installation subdivided into tight compartments Andre Giboulet, Georges Henry 1984-10-16