HO

Hideo Ohara

Sumitomo Electric Industries: 2 patents #504 of 3,352Top 20%
Overall (2002): #62,335 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6444346 Fuel cells stack Makoto Uchida, Yasushi Sugawara 2002-09-03
6372373 Solid polymer electrolyte fuel cell and method for producing the same Hisaaki Gyoten, Kazuhito Hatoh, Kazufumi Nishida, Eiichi Yasumoto, Teruhisa Kanbara +4 more 2002-04-16