KO

Kouji Oohara

Shimano: 2 patents #376 of 759Top 50%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #1,591,957 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7116008 Electrical communication system for a bicycle Satoshi Kitamura 2006-10-03
7015598 Power control apparatus for a bicycle 2006-03-21
4985345 Recording material Kunio Hayakawa, Hiromi Furuya, Hisanori Shimada, Masahiro Nakata, Kaoru Kodera +1 more 1991-01-15