OA

Osamu Asano

NI Ngk Insulators: 2 patents #18 of 163Top 15%
Overall (1997): #28,338 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5637960 Ceramic discharge vessel for a high-pressure discharge lamp, having a filling bore sealed with a plug, and method of its manufacture Stefan Juengst, Roland Huettinger, Jens Clark, Kouichiro Maekawa 1997-06-10
5592049 High pressure discharge lamp including directly sintered feedthrough Juergen Heider, Stefan Juengst, Koichiro Maekawa 1997-01-07