KO

Kin-ichi Ozawa

PK Pentel Kabushiki Kaisha: 1 patents #76 of 170Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,574,369 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6197168 Electrochemical stain prevention apparatus of submerged structure and process for producing submerged structure used in this apparatus Tadashi Matsunaga, Tsuruo Nakayama, Hitoshi Wake, Noriyuki Nakamura, Nobuyuki Murakami +3 more 2001-03-06