TK

Tadashi Kiyokawa

SI Seiko Instruments: 1 patents #836 of 1,437Top 60%
Overall (All Time): #1,044,948 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6447167 Hydrodynamic bearing, hydrodynamic bearing apparatus Tsuyoshi Kashiwada, Katsushige Konno, Kaoru Kaneko, Hajime Kiyokawa 2002-09-10
6306339 Method for manufacturing hydrogen storage material Hajime Kiyokawa, Masayuki Takashima 2001-10-23
6143052 Hydrogen storage material Hajime Kiyokawa, Masayuki Takashima 2000-11-07
5961808 Metal film resistor having fuse function and method for producing the same 1999-10-05
5863407 Metal film resistor having fuse function and method for producing the same 1999-01-26