AK

Akira Kawamura

NL Nippon Petroleum Refining Company, Limited: 2 patents #1 of 3Top 35%
SO Sony: 1 patents #385 of 1,361Top 30%
📍 Kakegawa, JP: #2 of 24 inventorsTop 9%
Overall (1997): #18,367 of 185,788Top 10%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5671087 Binocular type display system 1997-09-23
5647971 Method and apparatus for changing solvent composition in a solvent recovery system of a dewaxing apparatus Susumu Suzuki, Masahumi Imamura 1997-07-15
5611894 Method and apparatus for changing solvent composition in a solvent recovery system of a dewaxing apparatus Susumu Suzuki, Masahumi Imamura 1997-03-18