KF

Keiichi Fujiwara

PA Panasonic: 2 patents #9,678 of 21,108Top 50%
TI Trinity Industrial: 1 patents #107 of 241Top 45%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #1,438,267 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11100332 Investigation assist system and investigation assist method Masayuki Hasegawa, Ryutaro Sen, Kosuke Shinozaki 2021-08-24
10726274 Investigation assist system and investigation assist method Masayuki Hasegawa, Ryutaro Sen, Kosuke Shinozaki 2020-07-28
9738985 Immersion-type surface treatment tank Kazutaka Nagasaka, Kenichi Furuta, Suguru Nakamura, Akio Takada, Issei Nozaki +1 more 2017-08-22